fix(deps): update module cloud.google.com/go/billing to v1.22.0

| datasource | package                     | from    | to      |
| ---------- | --------------------------- | ------- | ------- |
| go         | cloud.google.com/go/billing | v1.21.0 | v1.22.0 |


Signed-off-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>

Author: renovate-sh-app[bot]

go.mod

@@ -3,7 +3,7 @@ module github.com/grafana/cloudcost-exporter
 go 1.25.0
 
 require (
-	cloud.google.com/go/billing v1.21.0
+	cloud.google.com/go/billing v1.22.0
 	cloud.google.com/go/compute v1.57.0
 	cloud.google.com/go/monitoring v1.24.3 // indirect
 	cloud.google.com/go/storage v1.59.2
@@ -30,7 +30,7 @@ require (
 	go.uber.org/mock v0.6.0
 	golang.org/x/sync v0.20.0
 	gomodules.xyz/azure-retail-prices-sdk-for-go v0.0.3
-	google.golang.org/api v0.272.0
+	google.golang.org/api v0.273.1
 	google.golang.org/genproto v0.0.0-20260319201613-d00831a3d3e7
 	google.golang.org/grpc v1.80.0
 	google.golang.org/protobuf v1.36.11 // indirect
@@ -45,7 +45,7 @@ require (
 	cloud.google.com/go/auth v0.18.2 // indirect
 	cloud.google.com/go/auth/oauth2adapt v0.2.8 // indirect
 	cloud.google.com/go/compute/metadata v0.9.0 // indirect
-	cloud.google.com/go/iam v1.5.3 // indirect
+	cloud.google.com/go/iam v1.6.0 // indirect
 	github.com/Azure/azure-sdk-for-go/sdk/azcore v1.20.0 // indirect
 	github.com/Azure/azure-sdk-for-go/sdk/internal v1.11.2 // indirect
 	github.com/Azure/go-autorest v14.2.0+incompatible // indirect
@@ -103,7 +103,7 @@ require (
 	golang.org/x/sys v0.42.0 // indirect
 	golang.org/x/text v0.35.0 // indirect
 	golang.org/x/time v0.15.0 // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20260319201613-d00831a3d3e7 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20260401001100-f93e5f3e9f0f // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20260319201613-d00831a3d3e7 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -6,14 +6,14 @@ cloud.google.com/go/auth v0.18.2 h1:+Nbt5Ev0xEqxlNjd6c+yYUeosQ5TtEUaNcN/3FozlaM=
 cloud.google.com/go/auth v0.18.2/go.mod h1:xD+oY7gcahcu7G2SG2DsBerfFxgPAJz17zz2joOFF3M=
 cloud.google.com/go/auth/oauth2adapt v0.2.8 h1:keo8NaayQZ6wimpNSmW5OPc283g65QNIiLpZnkHRbnc=
 cloud.google.com/go/auth/oauth2adapt v0.2.8/go.mod h1:XQ9y31RkqZCcwJWNSx2Xvric3RrU88hAYYbjDWYDL+c=
-cloud.google.com/go/billing v1.21.0 h1:nbQjTXkpgB/E4XnYZQwcZnR63QFsbFwJ9DGsNg61Ghg=
-cloud.google.com/go/billing v1.21.0/go.mod h1:ZGairB3EVnb3i09E2SxFxo50p5unPaMTuo1jh6jW9js=
+cloud.google.com/go/billing v1.22.0 h1:yU4GwnMlr67TAV7apg+Ca2i7Lu1rJnWGgmLS6d+qTyM=
+cloud.google.com/go/billing v1.22.0/go.mod h1:nQVTVqWyw8YK0QScVV1pXr9KrvjvM7cabIQr6tLJMys=
 cloud.google.com/go/compute v1.57.0 h1:uACoYJCUftJxxoI7si8u1S9szRDalftrWSjo1Dizfx4=
 cloud.google.com/go/compute v1.57.0/go.mod h1:3shEe5By6FSIqBbZJBuqC0InvJKBKUiWZjrwGd1wkyA=
 cloud.google.com/go/compute/metadata v0.9.0 h1:pDUj4QMoPejqq20dK0Pg2N4yG9zIkYGdBtwLoEkH9Zs=
 cloud.google.com/go/compute/metadata v0.9.0/go.mod h1:E0bWwX5wTnLPedCKqk3pJmVgCBSM6qQI1yTBdEb3C10=
-cloud.google.com/go/iam v1.5.3 h1:+vMINPiDF2ognBJ97ABAYYwRgsaqxPbQDlMnbHMjolc=
-cloud.google.com/go/iam v1.5.3/go.mod h1:MR3v9oLkZCTlaqljW6Eb2d3HGDGK5/bDv93jhfISFvU=
+cloud.google.com/go/iam v1.6.0 h1:JiSIcEi38dWBKhB3BtfKCW+dMvCZJEhBA2BsaGJgoxs=
+cloud.google.com/go/iam v1.6.0/go.mod h1:ZS6zEy7QHmcNO18mjO2viYv/n+wOUkhJqGNkPPGueGU=
 cloud.google.com/go/logging v1.13.2 h1:qqlHCBvieJT9Cdq4QqYx1KPadCQ2noD4FK02eNqHAjA=
 cloud.google.com/go/logging v1.13.2/go.mod h1:zaybliM3yun1J8mU2dVQ1/qDzjbOqEijZCn6hSBtKak=
 cloud.google.com/go/longrunning v0.8.0 h1:LiKK77J3bx5gDLi4SMViHixjD2ohlkwBi+mKA7EhfW8=
@@ -222,12 +222,12 @@ gomodules.xyz/azure-retail-prices-sdk-for-go v0.0.3 h1:nKVxgBzGY3UJjl1wvkVBH9SHD
 gomodules.xyz/azure-retail-prices-sdk-for-go v0.0.3/go.mod h1:9mifxV/i7LxOAg6Tep9ltoJ2uW2JNrv7n66W9NDp3lA=
 gonum.org/v1/gonum v0.17.0 h1:VbpOemQlsSMrYmn7T2OUvQ4dqxQXU+ouZFQsZOx50z4=
 gonum.org/v1/gonum v0.17.0/go.mod h1:El3tOrEuMpv2UdMrbNlKEh9vd86bmQ6vqIcDwxEOc1E=
-google.golang.org/api v0.272.0 h1:eLUQZGnAS3OHn31URRf9sAmRk3w2JjMx37d2k8AjJmA=
-google.golang.org/api v0.272.0/go.mod h1:wKjowi5LNJc5qarNvDCvNQBn3rVK8nSy6jg2SwRwzIA=
+google.golang.org/api v0.273.1 h1:L7G/TmpAMz0nKx/ciAVssVmWQiOF6+pOuXeKrWVsquY=
+google.golang.org/api v0.273.1/go.mod h1:JbAt7mF+XVmWu6xNP8/+CTiGH30ofmCmk9nM8d8fHew=
 google.golang.org/genproto v0.0.0-20260319201613-d00831a3d3e7 h1:XzmzkmB14QhVhgnawEVsOn6OFsnpyxNPRY9QV01dNB0=
 google.golang.org/genproto v0.0.0-20260319201613-d00831a3d3e7/go.mod h1:L43LFes82YgSonw6iTXTxXUX1OlULt4AQtkik4ULL/I=
-google.golang.org/genproto/googleapis/api v0.0.0-20260319201613-d00831a3d3e7 h1:41r6JMbpzBMen0R/4TZeeAmGXSJC7DftGINUodzTkPI=
-google.golang.org/genproto/googleapis/api v0.0.0-20260319201613-d00831a3d3e7/go.mod h1:EIQZ5bFCfRQDV4MhRle7+OgjNtZ6P1PiZBgAKuxXu/Y=
+google.golang.org/genproto/googleapis/api v0.0.0-20260401001100-f93e5f3e9f0f h1:K3zPU40OFjwD5YKADLMLoiL0L7JJpBgEdLqGuCNPfp0=
+google.golang.org/genproto/googleapis/api v0.0.0-20260401001100-f93e5f3e9f0f/go.mod h1:EIQZ5bFCfRQDV4MhRle7+OgjNtZ6P1PiZBgAKuxXu/Y=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20260319201613-d00831a3d3e7 h1:ndE4FoJqsIceKP2oYSnUZqhTdYufCYYkqwtFzfrhI7w=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20260319201613-d00831a3d3e7/go.mod h1:4Hqkh8ycfw05ld/3BWL7rJOSfebL2Q+DVDeRgYgxUU8=
 google.golang.org/grpc v1.80.0 h1:Xr6m2WmWZLETvUNvIUmeD5OAagMw3FiKmMlTdViWsHM=