Bump winit from 0.28.6 to 0.28.7 #7832

Job	Run time
Doctest	1m 27s
Test Windows x86_64	13m 29s
Test Mac aarch64	1m 34s
Test Linux x86_64	8m 47s
Run `cargo deny check advisories`	5m 43s
Run `cargo deny check`	5m 54s
Clippy cts_runner	1m 7s
Clippy Windows x86_64	4m 17s
Clippy MacOS x86_64	3m 35s
Format	23s
Clippy MacOS aarch64	4m 47s
Test WebAssembly	7m 6s
Clippy IOS aarch64	4m 4s
Clippy Linux x86_64	1m 57s
Clippy Linux aarch64	2m 10s
Clippy Android aarch64	1m 54s
Clippy WebAssembly	2m 3s
Clippy Emscripten	1m 18s
	1h 11m 35s

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