chore(deps): update module github.com/fluxcd/pkg/runtime to v0.81.0

Author: renovate[bot]

go.mod

@@ -3,7 +3,7 @@ module github.com/DoodleScheduling/keycloak-controller
 go 1.24.2
 
 require (
-	github.com/fluxcd/pkg/runtime v0.80.0
+	github.com/fluxcd/pkg/runtime v0.81.0
 	github.com/go-logr/logr v1.4.3
 	github.com/kylelemons/godebug v1.1.0
 	github.com/onsi/ginkgo/v2 v2.25.2