Update module github.com/prometheus/client_golang to v1.21.1

Signed-off-by: red-hat-konflux <126015336+red-hat-konflux[bot]@users.noreply.github.com>

Author: red-hat-konflux[bot]

go.mod

@@ -1,18 +1,20 @@
 module github.com/RedHatInsights/quickstarts
 
-go 1.20
+go 1.21
+
+toolchain go1.22.9
 
 require (
 	github.com/getkin/kin-openapi v0.76.0
 	github.com/ghodss/yaml v1.0.0
 	github.com/go-chi/chi/v5 v5.2.1
 	github.com/go-ozzo/ozzo-validation v3.6.0+incompatible
 	github.com/joho/godotenv v1.4.0
-	github.com/prometheus/client_golang v1.11.1
+	github.com/prometheus/client_golang v1.21.1
 	github.com/redhatinsights/app-common-go v1.6.8
 	github.com/redhatinsights/platform-go-middlewares v0.10.0
 	github.com/sirupsen/logrus v1.8.3
-	github.com/stretchr/testify v1.8.4
+	github.com/stretchr/testify v1.10.0
 	gorm.io/datatypes v1.0.7
 	gorm.io/driver/postgres v1.3.10
 	gorm.io/driver/sqlite v1.3.6
@@ -22,13 +24,11 @@ require (
 require (
 	github.com/asaskevich/govalidator v0.0.0-20210307081110-f21760c49a8d // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
-	github.com/cespare/xxhash/v2 v2.1.2 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/go-openapi/jsonpointer v0.19.5 // indirect
 	github.com/go-openapi/swag v0.19.5 // indirect
 	github.com/go-sql-driver/mysql v1.6.0 // indirect
-	github.com/golang/protobuf v1.5.4 // indirect
-	github.com/google/go-cmp v0.5.6 // indirect
 	github.com/jackc/chunkreader/v2 v2.0.1 // indirect
 	github.com/jackc/pgconn v1.14.3 // indirect
 	github.com/jackc/pgio v1.0.0 // indirect
@@ -39,20 +39,19 @@ require (
 	github.com/jackc/pgx/v4 v4.18.3 // indirect
 	github.com/jinzhu/inflection v1.0.0 // indirect
 	github.com/jinzhu/now v1.1.5 // indirect
-	github.com/kr/pretty v0.3.0 // indirect
+	github.com/klauspost/compress v1.17.11 // indirect
+	github.com/kr/text v0.2.0 // indirect
 	github.com/mailru/easyjson v0.0.0-20190626092158-b2ccc519800e // indirect
 	github.com/mattn/go-sqlite3 v1.14.22 // indirect
-	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/prometheus/client_model v0.2.0 // indirect
-	github.com/prometheus/common v0.26.0 // indirect
-	github.com/prometheus/procfs v0.6.0 // indirect
-	github.com/rogpeppe/go-internal v1.8.0 // indirect
+	github.com/prometheus/client_model v0.6.1 // indirect
+	github.com/prometheus/common v0.62.0 // indirect
+	github.com/prometheus/procfs v0.15.1 // indirect
 	golang.org/x/crypto v0.20.0 // indirect
-	golang.org/x/sys v0.17.0 // indirect
-	golang.org/x/text v0.14.0 // indirect
-	google.golang.org/protobuf v1.33.0 // indirect
-	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
+	golang.org/x/sys v0.28.0 // indirect
+	golang.org/x/text v0.21.0 // indirect
+	google.golang.org/protobuf v1.36.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	gorm.io/driver/mysql v1.3.6 // indirect