[ELI-702] narrowing scope for some permissions

Author: TOEL2

infrastructure/stacks/iams-developer-roles/github_actions_policies.tf

@@ -830,9 +830,7 @@ resource "aws_iam_policy" "code_signing_management" {
           "lambda:GetCodeSigningConfig",
           "lambda:ListCodeSigningConfigs",
           "lambda:GetFunctionCodeSigningConfig",
-          "lambda:ListTags",
-          "lambda:DeleteFunctionCodeSigningConfig",
-          "lambda:PutFunctionCodeSigningConfig"
+          "lambda:ListTags"
         ],
         Resource = "*"
       },