test: use custom operator image for integration testing

Author: mitali-salvi

charts/amazon-cloudwatch-observability/values.yaml

@@ -463,10 +463,10 @@ containerLogs:
 manager:
   name:
   image:
-    repository: cloudwatch-agent-operator
-    tag: 3.4.2
+    repository: cloudwatch-agent-operator-dev
+    tag: bump-deps
     repositoryDomainMap:
-      public: public.ecr.aws/cloudwatch-agent
+      public: 576881538829.dkr.ecr.us-east-1.amazonaws.com
       cn-north-1: 934860584483.dkr.ecr.cn-north-1.amazonaws.com.cn
       cn-northwest-1: 934860584483.dkr.ecr.cn-northwest-1.amazonaws.com.cn
       us-gov-east-1: 743662458514.dkr.ecr.us-gov-east-1.amazonaws.com