fix(deps): update module github.com/knadh/koanf/v2 to v2.3.0

Author: elastic-renovate-prod[bot]

cmd/builder/go.mod

@@ -10,7 +10,7 @@ require (
 	github.com/knadh/koanf/providers/env/v2 v2.0.0
 	github.com/knadh/koanf/providers/file v1.2.0
 	github.com/knadh/koanf/providers/fs v1.0.0
-	github.com/knadh/koanf/v2 v2.2.2
+	github.com/knadh/koanf/v2 v2.3.0
 	github.com/spf13/cobra v1.9.1
 	github.com/spf13/pflag v1.0.7
 	github.com/stretchr/testify v1.10.0
@@ -23,7 +23,7 @@ require (
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/fsnotify/fsnotify v1.9.0 // indirect
-	github.com/go-viper/mapstructure/v2 v2.3.0 // indirect
+	github.com/go-viper/mapstructure/v2 v2.4.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/knadh/koanf/maps v0.1.2 // indirect
 	github.com/kr/pretty v0.3.1 // indirect

cmd/builder/go.sum

@@ -7,7 +7,7 @@ require (
 	github.com/gobwas/glob v0.2.3
 	github.com/knadh/koanf/maps v0.1.2
 	github.com/knadh/koanf/providers/confmap v1.0.0
-	github.com/knadh/koanf/v2 v2.2.2
+	github.com/knadh/koanf/v2 v2.3.0
 	github.com/stretchr/testify v1.10.0
 	go.opentelemetry.io/collector/featuregate v1.37.0
 	go.uber.org/goleak v1.3.0