fix(deps): update module github.com/prometheus/client_golang to v1.21.0 (main) (#16446)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

go.mod

@@ -83,7 +83,7 @@ require (
 	// github.com/pierrec/lz4 v2.0.5+incompatible
 	github.com/pierrec/lz4/v4 v4.1.22
 	github.com/pkg/errors v0.9.1
-	github.com/prometheus/client_golang v1.21.0-rc.0
+	github.com/prometheus/client_golang v1.21.0
 	github.com/prometheus/client_model v0.6.1
 	github.com/prometheus/common v0.62.0
 	github.com/prometheus/prometheus v0.302.0

go.sum

@@ -1022,8 +1022,8 @@ github.com/prometheus/client_golang v1.6.1-0.20200604110148-03575cad4e55/go.mod
 github.com/prometheus/client_golang v1.7.1/go.mod h1:PY5Wy2awLA44sXw4AOSfFBetzPP4j5+D6mVACh+pe2M=
 github.com/prometheus/client_golang v1.11.0/go.mod h1:Z6t4BnS23TR94PD6BsDNk8yVqroYurpAkEiz0P2BEV0=
 github.com/prometheus/client_golang v1.11.1/go.mod h1:Z6t4BnS23TR94PD6BsDNk8yVqroYurpAkEiz0P2BEV0=
-github.com/prometheus/client_golang v1.21.0-rc.0 h1:bR+RxBlwcr4q8hXkgSOA/J18j6n0/qH0Gb0DH+8c+RY=
-github.com/prometheus/client_golang v1.21.0-rc.0/go.mod h1:U9NM32ykUErtVBxdvD3zfi+EuFkkaBvMb09mIfe0Zgg=
+github.com/prometheus/client_golang v1.21.0 h1:DIsaGmiaBkSangBgMtWdNfxbMNdku5IK6iNhrEqWvdA=
+github.com/prometheus/client_golang v1.21.0/go.mod h1:U9NM32ykUErtVBxdvD3zfi+EuFkkaBvMb09mIfe0Zgg=
 github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
 github.com/prometheus/client_model v0.0.0-20190115171406-56726106282f/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo=
 github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=

vendor/modules.txt

@@ -1476,7 +1476,7 @@ github.com/power-devops/perfstat
 ## explicit; go 1.22.0
 github.com/prometheus/alertmanager/api/v2/models
 github.com/prometheus/alertmanager/pkg/modtimevfs
-# github.com/prometheus/client_golang v1.21.0-rc.0
+# github.com/prometheus/client_golang v1.21.0
 ## explicit; go 1.21
 github.com/prometheus/client_golang/api
 github.com/prometheus/client_golang/api/prometheus/v1