[clang-doc] Precommit end-to-end test for --repository option (#122565)

We test the `--repository` output in the unit tests, but that option fails to
change the HTML output in the end-to-end tests. Upcoming patches will address
the incorrect behavior.

Author: ilovepi

clang-tools-extra/test/clang-doc/basic-project.test

@@ -1,6 +1,6 @@
 // RUN: rm -rf %t && mkdir -p %t/docs %t/build
 // RUN: sed 's|$test_dir|%/S|g' %S/Inputs/basic-project/database_template.json > %t/build/compile_commands.json
-// RUN: clang-doc --format=html --output=%t/docs --executor=all-TUs %t/build/compile_commands.json
+// RUN: clang-doc --format=html --output=%t/docs --executor=all-TUs %t/build/compile_commands.json --repository=https://repository.com
 // RUN: FileCheck %s -input-file=%t/docs/index_json.js -check-prefix=JSON-INDEX
 // RUN: FileCheck %s -input-file=%t/docs/GlobalNamespace/Shape.html -check-prefix=HTML-SHAPE
 // RUN: FileCheck %s -input-file=%t/docs/GlobalNamespace/Calculator.html -check-prefix=HTML-CALC
@@ -286,4 +286,4 @@
 // MD-ALL-FILES: ## [GlobalNamespace](GlobalNamespace{{[\/]}}index.md)
 
 // MD-INDEX: #  C/C++ Reference
-// MD-INDEX: * Namespace: [GlobalNamespace](GlobalNamespace)
+// MD-INDEX: * Namespace: [GlobalNamespace](GlobalNamespace)