PERF(external-secrets): use 20% memory increase instead of VPA

- Update operator memory 128Mi→154Mi (+20%)
- Update webhook memory 128Mi→154Mi (+20%)
- Update certController memory 256Mi→307Mi (+20%)

external-secrets/helm-values.yaml

@@ -4,13 +4,13 @@
 # Replica count
 replicaCount: 1
 
-# 리소스 제한
+# 리소스 제한 (20% increase from original)
 resources:
   requests:
-    cpu: 15m
-    memory: 100Mi
+    cpu: 5m
+    memory: 154Mi
   limits:
-    memory: 100Mi
+    memory: 154Mi
 
 # 동시 실행 제한
 concurrent: 3
@@ -27,10 +27,10 @@ webhook:
   replicaCount: 1
   resources:
     requests:
-      cpu: 15m
-      memory: 100Mi
+      cpu: 2m
+      memory: 154Mi
     limits:
-      memory: 100Mi
+      memory: 154Mi
   # Affinity - Soft Anti-Affinity to spread pods across nodes
   affinity:
     podAntiAffinity:
@@ -47,10 +47,10 @@ certController:
   replicaCount: 1
   resources:
     requests:
-      cpu: 15m
-      memory: 283Mi
+      cpu: 2m
+      memory: 307Mi
     limits:
-      memory: 283Mi
+      memory: 307Mi
   # Affinity - Soft Anti-Affinity to spread pods across nodes
   affinity:
     podAntiAffinity: