tests: fix detect-secrets false positives (#39084)

* Tests: rename gateway status env token fixture

* Tests: allowlist feishu onboarding fixtures

* Tests: allowlist Google Chat private key fixture

* Docs: allowlist Brave API key example

* Tests: allowlist pairing password env fixtures

* Chore: refresh detect-secrets baseline

extensions/googlechat/src/channel.outbound.test.ts

@@ -20,7 +20,7 @@ function createGoogleChatCfg(): OpenClawConfig {
         serviceAccount: {
           type: "service_account",
           client_email: "bot@example.com",
-          private_key: "test-key",
+          private_key: "test-key", // pragma: allowlist secret
           token_uri: "https://oauth2.googleapis.com/token",
         },
       },