1959 filetype filters (#2378)

* Updated the `GitHubRepoLoader` class to use the new import syntax and adjust the `recursiveLoader` method accordingly.

* add @langchain/community to collector package.json

* fix: Improve handling of complex ignore patterns in GitLabRepoLoader

* refactor: use ignore package for simplified ignore logic

* run yarn lint

* add @langchain/community@^0.2.23

* remove unused dep
lint

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Co-authored-by: Emil Rofors (aider) <emirof@gmail.com>