fix(manager/pre-commit): remove wrong gitea support (#19936)

lib/modules/manager/pre-commit/extract.spec.ts

@@ -95,7 +95,12 @@ describe('modules/manager/pre-commit/extract', () => {
     });
 
     it('can handle private git repos', () => {
-      hostRules.find.mockReturnValue({ token: 'value' });
+      // url only
+      hostRules.find.mockReturnValueOnce({ token: 'value1' });
+      // hostType=github
+      hostRules.find.mockReturnValueOnce({});
+      // hostType=gitlab
+      hostRules.find.mockReturnValueOnce({ token: 'value' });
       const result = extractPackageFile(enterpriseGitPrecommitConfig, filename);
       expect(result).toEqual({
         deps: [

lib/modules/manager/pre-commit/extract.ts

@@ -50,7 +50,6 @@ function determineDatasource(
     return { skipReason: 'unknown-registry', registryUrls: [hostname] };
   }
   for (const [hostType, sourceId] of [
-    ['gitea', GitlabTagsDatasource.id],
     ['github', GithubTagsDatasource.id],
     ['gitlab', GitlabTagsDatasource.id],
   ]) {
@@ -64,7 +63,7 @@ function determineDatasource(
   }
   logger.debug(
     { repository, registry: hostUrl },
-    'Provided hostname did not match any of the hostRules of hostType gitea,github nor gitlab'
+    'Provided hostname did not match any of the hostRules of hostType github nor gitlab'
   );
   return { skipReason: 'unknown-registry', registryUrls: [hostname] };
 }