Update module github.com/prometheus/client_golang to v1.20.5 (#941)

Co-authored-by: grafanarenovatebot[bot] <146220760+grafanarenovatebot[bot]@users.noreply.github.com>
Co-authored-by: Marcelo Magallon <[email protected]>

Author: grafanarenovatebot[bot]

go.mod

@@ -14,7 +14,7 @@ require (
 	github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/blackbox_exporter v0.25.0
-	github.com/prometheus/client_golang v1.20.4
+	github.com/prometheus/client_golang v1.20.5
 	github.com/prometheus/client_model v0.6.1
 	github.com/prometheus/common v0.60.0
 	github.com/prometheus/prometheus v0.54.1

go.sum

@@ -128,8 +128,8 @@ github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRI
 github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/prometheus/blackbox_exporter v0.25.0 h1:cInPsiPsILpwYbir9A9cwJ8pjcf4/cGOuGR0BstQtuc=
 github.com/prometheus/blackbox_exporter v0.25.0/go.mod h1:SpTDn8xW1XOstBQ1uVgw54eTHIuB6HHVPe1xxLFIlaM=
-github.com/prometheus/client_golang v1.20.4 h1:Tgh3Yr67PaOv/uTqloMsCEdeuFTatm5zIq5+qNN23vI=
-github.com/prometheus/client_golang v1.20.4/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE=
+github.com/prometheus/client_golang v1.20.5 h1:cxppBPuYhUnsO6yo/aoRol4L7q7UFfdm+bR9r+8l63Y=
+github.com/prometheus/client_golang v1.20.5/go.mod h1:PIEt8X02hGcP8JWbeHyeZ53Y/jReSnHgO035n//V5WE=
 github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p8ais2e9E=
 github.com/prometheus/client_model v0.6.1/go.mod h1:OrxVMOVHjw3lKMa8+x6HeMGkHMQyHDk9E3jmP2AmGiY=
 github.com/prometheus/common v0.60.0 h1:+V9PAREWNvJMAuJ1x1BaWl9dewMW4YrHZQbx0sJNllA=