Fix noisy reconcile errors (#275)

Certain errors are better ignored to instead rely on the child resource
to trigger a new reconcile.

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## Summary by CodeRabbit

## Release Notes

* **Bug Fixes**
* Enhanced error handling in group resolution to prevent silent failures
and ensure proper error notification
* Improved system resilience by gracefully handling missing or
unavailable Kubernetes resources without triggering reconciliation
failures
* Optimized setup key processing workflow to enhance overall system
robustness and reliability

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internal/controller/setupkey_controller.go

@@ -53,11 +53,6 @@ func (r *SetupKeyReconciler) Reconcile(ctx context.Context, req ctrl.Request) (c
 		return r.reconcileDelete(ctx, sp, setupKey)
 	}
 
-	autoGroupIDs, err := netbirdutil.GetGroupIDs(ctx, r.Client, r.Netbird, setupKey.Spec.AutoGroups, setupKey.Namespace)
-	if err != nil {
-		return ctrl.Result{}, err
-	}
-
 	controllerutil.AddFinalizer(setupKey, k8sutil.Finalizer("setupkey"))
 	err = sp.Patch(ctx, setupKey)
 	if err != nil {
@@ -65,6 +60,10 @@ func (r *SetupKeyReconciler) Reconcile(ctx context.Context, req ctrl.Request) (c
 	}
 
 	// Check if setup key is up to date.
+	autoGroupIDs, err := netbirdutil.GetGroupIDs(ctx, r.Client, r.Netbird, setupKey.Spec.AutoGroups, setupKey.Namespace)
+	if err != nil {
+		return ctrl.Result{}, err
+	}
 	ok, err := func() (bool, error) {
 		if setupKey.Status.SetupKeyID == "" {
 			return false, nil