try this

k8s/applications/templates/argocd.yaml

@@ -12,15 +12,17 @@ spec:
     repoURL: 'git@bitbucket.org:jamkazam/video-iac.git'
     targetRevision: {{ .Values.gitBranch }}
   project: default
-  syncPolicy:
-    syncOptions:
-      - ServerSideApply=true
-    # automated: 
-    #   prune: true 
-    #   allowEmpty: false
-    retry:
-      limit: 5 
-      backoff:
-        duration: 5s 
-        factor: 2 
-        maxDuration: 3m 
+    syncPolicy:
+      syncOptions:
+        - ServerSideApply=true
+        - Replace=true
+      # automated: 
+      #   prune: true 
+      #   allowEmpty: false
+      retry:
+        limit: 5 
+        backoff:
+          duration: 5s 
+          factor: 2 
+          maxDuration: 3m 
+   

k8s/applications/templates/cert-manager.yaml

@@ -13,6 +13,10 @@ spec:
     targetRevision: {{ .Values.gitBranch }}
   project: default
   syncPolicy:
+    syncOptions:
+      - CreateNamespace=true
+      - ServerSideApply=true
+      - Replace=true
     automated: 
       prune: true 
       allowEmpty: false

k8s/applications/templates/monitoring.yaml

@@ -18,6 +18,7 @@ spec:
     syncOptions:
       - CreateNamespace=true
       - ServerSideApply=true
+      - Replace=true
     automated: 
       prune: true 
     retry:

k8s/argocd/base/applications.yaml

@@ -15,6 +15,7 @@ spec:
     syncOptions:
       - CreateNamespace=true
       - ServerSideApply=true
+      - Replace=true
     automated: 
       prune: true 
     retry:

k8s/argocd/overlays/production/applications.yaml

@@ -18,6 +18,7 @@ spec:
     syncOptions:
       - CreateNamespace=true
       - ServerSideApply=true
+      - Replace=true
     automated: 
       prune: true 
       allowEmpty: false

k8s/argocd/overlays/staging/applications.yaml

@@ -18,6 +18,7 @@ spec:
     syncOptions:
       - CreateNamespace=true
       - ServerSideApply=true
+      - Replace=true
     automated: 
       prune: true 
       allowEmpty: false