fix: correct gitignore pattern for modules directory

Use leading slash to only ignore /modules in root directory,
preventing test files in tests/unit/modules/ from being ignored.

Author: KristjanESPERANTO

.gitignore

@@ -55,8 +55,8 @@ Temporary Items
 .Trash-*
 
 # Ignore all modules except the default modules.
-modules/*
-!modules/default
+/modules/*
+!/modules/default
 
 # Ignore changes to the custom css files but keep the sample and main.
 /css/*

CHANGELOG.md

@@ -37,7 +37,7 @@ planned for 2026-01-01
 - [core] refactor: replace `XMLHttpRequest` with `fetch` in `translator.js` (#3950)
 - [tests] migrate e2e tests to Playwright (#3950)
 - [calendar] refactor: migrate CalendarFetcher to ES6 class and improve error handling (#3958)
-- [gitignore] cleanup/simplify .gitignore (#3952, #3954, #3968)
+- [gitignore] cleanup/simplify .gitignore (#3952, #3954, #3968, #3969)
 - refactor(compliments): optimize `loadComplimentFile` method (#3969)
 
 ### Fixed