Move `gshuflin` to Maintainers Emeritus (#15828)
Move `gshuflin` to Maintainers Emeritus (#15828)

[ci skip-rust]
[ci skip-build-wheels]
pantsbuild/pants,benjyw/pants,pantsbuild/pants,pantsbuild/pants,benjyw/pants,benjyw/pants,pantsbuild/pants,pantsbuild/pants,benjyw/pants,benjyw/pants,pantsbuild/pants,benjyw/pants,pantsbuild/pants,benjyw/pants