REFACTOR(argocd): remove serversideapply

- from argocd applications
- Fixes OutOfSync issues caused by operator-added default values
- ServerSideApply causes stricter field management that conflicts with
  CRD defaults

external-secrets/argocd.yaml

@@ -29,7 +29,6 @@ spec:
     - CreateNamespace=true
     - PrunePropagationPolicy=foreground
     - PruneLast=true
-    - ServerSideApply=true
     retry:
       limit: 5
       backoff:

falco/argocd.yaml

@@ -91,7 +91,6 @@ spec:
     - CreateNamespace=true
     - PrunePropagationPolicy=foreground
     - PruneLast=true
-    - ServerSideApply=true
     - RespectIgnoreDifferences=true
     - ApplyOutOfSyncOnly=true
     retry: