Excavator: Update policy-bot config (#609)

Author: svc-excavator-bot

.policy.yml

@@ -7,7 +7,7 @@ policy:
       - two admins have approved
       - changelog only and contributor approval
       - fixing excavator
-      - excavator only touched baseline, circle, gradle files, godel files, go dependencies, docker-compose-rule config or versions.props
+      - excavator only touched baseline, circle, gradle files, godel files, generated code, go dependencies, docker-compose-rule config or versions.props
       - excavator only touched config files
       - bots updated package.json and lock files
   disapproval:
@@ -50,7 +50,7 @@ approval_rules:
       has_author_in:
         users: [ "svc-excavator-bot" ]
 
-  - name: excavator only touched baseline, circle, gradle files, godel files, go dependencies, docker-compose-rule config or versions.props
+  - name: excavator only touched baseline, circle, gradle files, godel files, generated code, go dependencies, docker-compose-rule config or versions.props
     requires:
       count: 0
     if:
@@ -79,6 +79,8 @@ approval_rules:
           - "^vendor/.*$"
           - "^versions.props$"
           - "^versions.lock$"
+          - "^internal/generated/.*"
+          - "^internal/generated_src/.*"
       has_valid_signatures_by_keys:
         key_ids: ["C9AF124A484882E0"]