Excavator: Update policy-bot config (palantir#119)

Author: svc-excavator-bot

.policy.yml

@@ -71,12 +71,12 @@ approval_rules:
           - "^gradlew.bat$"
           - "^gradle.properties$"
           - "^settings.gradle$"
-          - "^go.mod$"
-          - "^go.sum$"
-          - "^godelw$"
-          - "^godel/config/godel.properties$"
-          - "^godel/config/godel.yml$"
-          - "^vendor/.*$"
+          - "^.*go.mod$"
+          - "^.*go.sum$"
+          - "^.*godelw$"
+          - "^.*godel/config/godel.properties$"
+          - "^.*godel/config/godel.yml$"
+          - "^.*vendor/.*$"
           - "^versions.props$"
           - "^versions.lock$"
           - "^internal/generated/.*"