ci(renovate): Restrict matching for flux manager

renovate.json

@@ -16,7 +16,11 @@
   "osvVulnerabilityAlerts": true,
   "flux": {
     "fileMatch": [
-      "\\.yaml$"
+      "apps/.+\\.yaml$",
+      "clusters/.+\\.yaml$",
+      "shared/components/.+\\.yaml$",
+      "shared/applications/.+\\.yaml$",
+      "infrastructure/.+\\.yaml$"
     ]
   },
   "kubernetes": {