Add .gitattributes for line endings and lock files

[nstarman]

No description provided.

[coveralls]

Pull Request Test Coverage Report for Build 22190892933

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 99.591%

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Totals
Change from base Build 22190629474:	0.0%
Covered Lines:	973
Relevant Lines:	977

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💛 - Coveralls

[Copilot]

Pull request overview

This pull request adds a .gitattributes file to standardize line endings across the repository and configure proper handling of lock files. The plum-dispatch project is a Python library for multiple dispatch that uses uv for dependency management and builds wheels for multiple platforms including Linux, macOS, and Windows.

Changes:

• Add .gitattributes file with line ending normalization to LF for all text files
• Configure lock files with appropriate Git attributes for diffs, merging, and language statistics

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[nstarman]

@wesselb, you might want to modify the setting s.t. a review is required for merging :).