deps: update module github.com/prometheus/common to v0.50.0

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

Author: renovate[bot]

metrics-operator/go.mod

@@ -13,7 +13,7 @@ require (
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.18.0
 	github.com/prometheus/client_model v0.6.0
-	github.com/prometheus/common v0.47.0
+	github.com/prometheus/common v0.50.0
 	github.com/stretchr/testify v1.9.0
 	golang.org/x/exp v0.0.0-20240222234643-814bf88cf225
 	golang.org/x/net v0.21.0