remove unused file #8396

Job	Run time
alejandra	33s
prettier	35s
test	3m 28s
typos	32s
build-bench	1m 4s
build-macos	4m 20s
build-linux-libghostty	1m 0s
build (namespace-profile-ghostty-md, aarch64-linux)	1m 0s
build (namespace-profile-ghostty-md, x86_64-linux)	53s
build (namespace-profile-ghostty-md, x86-windows-gnu)	54s
build-nix (namespace-profile-ghostty-md)	2m 7s
build-macos-matrix	21m 19s
build-windows	10m 12s
build (namespace-profile-ghostty-md, x86_64-windows-gnu)	58s
build-nix (namespace-profile-ghostty-md-arm64)	4m 46s
test-macos	4m 0s
	57m 41s

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