Fix Tailscale operator: set runAsUser/runAsGroup for non-root image

The tailscale/k8s-operator image runs as root by default, conflicting
with runAsNonRoot=true. Set runAsUser:65532 (nobody) to satisfy both
PodSecurity and container runtime.

infrastructure/controllers/base/tailscale/release-operator.yaml

@@ -33,6 +33,8 @@ spec:
       useOIDC: false
       podSecurityContext:
         runAsNonRoot: true
+        runAsUser: 65532
+        runAsGroup: 65532
       securityContext:
         allowPrivilegeEscalation: false
         runAsNonRoot: true