fix(gomod): explicitly match Gitlab ID for gitlab enterprise servers (#17611)

lib/modules/datasource/go/base.spec.ts

 import { Fixtures } from '../../../../test/fixtures';
 import * as httpMock from '../../../../test/http-mock';
 import { mocked } from '../../../../test/util';
+import { PlatformId } from '../../../constants';
 import * as _hostRules from '../../../util/host-rules';
 import { GithubTagsDatasource } from '../github-tags';
 import { GitlabTagsDatasource } from '../gitlab-tags';
@@ -202,7 +203,7 @@ describe('modules/datasource/go/base', () => {
       });
 
       it('supports GitLab EE deps', async () => {
-        hostRules.find.mockReturnValue({ token: 'some-token' });
+        hostRules.hostType.mockReturnValue(PlatformId.Gitlab);
         httpMock
           .scope('https://my.custom.domain')
           .get('/golang/myrepo?go-get=1')
@@ -220,7 +221,7 @@ describe('modules/datasource/go/base', () => {
       });
 
       it('supports GitLab EE deps in subgroup', async () => {
-        hostRules.find.mockReturnValue({ token: 'some-token' });
+        hostRules.hostType.mockReturnValue(PlatformId.Gitlab);
         httpMock
           .scope('https://my.custom.domain')
           .get('/golang/subgroup/myrepo?go-get=1')
@@ -238,7 +239,7 @@ describe('modules/datasource/go/base', () => {
       });
 
       it('supports GitLab EE deps in subgroup with version', async () => {
-        hostRules.find.mockReturnValue({ token: 'some-token' });
+        hostRules.hostType.mockReturnValue(PlatformId.Gitlab);
         httpMock
           .scope('https://my.custom.domain')
           .get('/golang/subgroup/myrepo/v2?go-get=1')
@@ -256,7 +257,7 @@ describe('modules/datasource/go/base', () => {
       });
 
       it('supports GitLab EE deps in private subgroup with vcs indicator', async () => {
-        hostRules.find.mockReturnValue({ token: 'some-token' });
+        hostRules.hostType.mockReturnValue(PlatformId.Gitlab);
         httpMock
           .scope('https://my.custom.domain')
           .get('/golang/subgroup/myrepo.git/v2?go-get=1')
@@ -274,7 +275,7 @@ describe('modules/datasource/go/base', () => {
       });
 
       it('supports GitLab EE monorepo deps in subgroup', async () => {
-        hostRules.find.mockReturnValue({ token: 'some-token' });
+        hostRules.hostType.mockReturnValue(PlatformId.Gitlab);
         httpMock
           .scope('https://my.custom.domain')
           .get('/golang/subgroup/myrepo/monorepo?go-get=1')

lib/modules/datasource/go/base.ts

@@ -137,11 +137,7 @@ export class BaseGoDatasource {
       };
     }
 
-    const opts = hostRules.find({
-      hostType: PlatformId.Gitlab,
-      url: goSourceUrl,
-    });
-    if (opts.token) {
+    if (hostRules.hostType({ url: goSourceUrl }) === PlatformId.Gitlab) {
       // get server base url from import url
       const parsedUrl = URL.parse(goSourceUrl);