[8.11] action oauth : quieter logs (elastic#171210) (elastic#171244)

# Backport

This will backport the following commits from `main` to `8.11`:
- [action oauth : quieter logs
(elastic#171210)](elastic#171210)

<!--- Backport version: 8.9.7 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sqren/backport)

<!--BACKPORT [{"author":{"name":"Pierre
Gayvallet","email":"[email protected]"},"sourceCommit":{"committedDate":"2023-11-14T21:19:38Z","message":"action
oauth : quieter logs (elastic#171210)\n\n## Summary\r\n\r\nRemove unnecessary
details from warning log when fetching an oauth token\r\nthrows an
error.","sha":"6ebad69948c9a50b7d6c1c9d790d9e89dc71ba21","branchLabelMapping":{"^v8.12.0$":"main","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["release_note:skip","backport:prev-minor","backport:prev-MAJOR","v8.12.0"],"number":171210,"url":"https://github.com/elastic/kibana/pull/171210","mergeCommit":{"message":"action
oauth : quieter logs (elastic#171210)\n\n## Summary\r\n\r\nRemove unnecessary
details from warning log when fetching an oauth token\r\nthrows an
error.","sha":"6ebad69948c9a50b7d6c1c9d790d9e89dc71ba21"}},"sourceBranch":"main","suggestedTargetBranches":[],"targetPullRequestStates":[{"branch":"main","label":"v8.12.0","labelRegex":"^v8.12.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com/elastic/kibana/pull/171210","number":171210,"mergeCommit":{"message":"action
oauth : quieter logs (elastic#171210)\n\n## Summary\r\n\r\nRemove unnecessary
details from warning log when fetching an oauth token\r\nthrows an
error.","sha":"6ebad69948c9a50b7d6c1c9d790d9e89dc71ba21"}}]}]
BACKPORT-->

Co-authored-by: Pierre Gayvallet <[email protected]>

x-pack/plugins/actions/server/lib/request_oauth_client_credentials_token.test.ts

@@ -123,7 +123,7 @@ describe('requestOAuthClientCredentialsToken', () => {
 
     expect(mockLogger.warn.mock.calls[0]).toMatchInlineSnapshot(`
       Array [
-        "error thrown getting the access token from https://test for params: {\\"scope\\":\\"test\\",\\"client_id\\":\\"123456\\",\\"client_secret\\":\\"secrert123\\"}: {\\"error\\":\\"invalid_scope\\",\\"error_description\\":\\"AADSTS70011: The provided value for the input parameter 'scope' is not valid.\\"}",
+        "error thrown getting the access token from https://test: {\\"error\\":\\"invalid_scope\\",\\"error_description\\":\\"AADSTS70011: The provided value for the input parameter 'scope' is not valid.\\"}",
       ]
     `);
   });

x-pack/plugins/actions/server/lib/request_oauth_jwt_token.test.ts

@@ -125,7 +125,7 @@ describe('requestOAuthJWTToken', () => {
 
     expect(mockLogger.warn.mock.calls[0]).toMatchInlineSnapshot(`
       Array [
-        "error thrown getting the access token from https://test for params: {\\"assertion\\":\\"someJWTvalueishere\\",\\"scope\\":\\"test\\",\\"client_id\\":\\"client-id-1\\",\\"client_secret\\":\\"some-client-secret\\"}: {\\"error\\":\\"invalid_scope\\",\\"error_description\\":\\"AADSTS70011: The provided value for the input parameter 'scope' is not valid.\\"}",
+        "error thrown getting the access token from https://test: {\\"error\\":\\"invalid_scope\\",\\"error_description\\":\\"AADSTS70011: The provided value for the input parameter 'scope' is not valid.\\"}",
       ]
     `);
   });

x-pack/plugins/actions/server/lib/request_oauth_token.test.ts

@@ -132,7 +132,7 @@ describe('requestOAuthToken', () => {
 
     expect(mockLogger.warn.mock.calls[0]).toMatchInlineSnapshot(`
       Array [
-        "error thrown getting the access token from https://test for params: {\\"client_id\\":\\"123456\\",\\"client_secret\\":\\"secrert123\\",\\"some_additional_param\\":\\"test\\"}: {\\"error\\":\\"invalid_scope\\",\\"error_description\\":\\"AADSTS70011: The provided value for the input parameter 'scope' is not valid.\\"}",
+        "error thrown getting the access token from https://test: {\\"error\\":\\"invalid_scope\\",\\"error_description\\":\\"AADSTS70011: The provided value for the input parameter 'scope' is not valid.\\"}",
       ]
     `);
   });

x-pack/plugins/actions/server/lib/request_oauth_token.ts

@@ -52,11 +52,7 @@ export async function requestOAuthToken<T>(
     };
   } else {
     const errString = stringify(res.data);
-    logger.warn(
-      `error thrown getting the access token from ${tokenUrl} for params: ${JSON.stringify(
-        bodyRequest
-      )}: ${errString}`
-    );
+    logger.warn(`error thrown getting the access token from ${tokenUrl}: ${errString}`);
     throw new Error(errString);
   }
 }