bump to 1.88 #10014

Job	Run time
Lints	1m 2s
build-apple-x86 (nightly)	8m 4s
build-linux-musl (1.88)	10m 5s
build (macos-latest, stable)	7m 47s
build (macos-latest, nightly)	4m 20s
Changelog Test	6s
build-linux-musl (nightly)	3m 39s
udeps	2m 34s
build-linux-arm (stable)	6m 20s
build (ubuntu-latest, stable)	2m 26s
build (windows-latest, nightly)	12m 42s
build (ubuntu-latest, 1.88)	9m 29s
build (ubuntu-latest, nightly)	5m 39s
build (windows-latest, stable)	5m 39s
build-linux-arm (nightly)	6m 13s
build-linux-arm (1.88)	19m 32s
build (macos-latest, 1.88)	9m 13s
build (windows-latest, 1.88)	26m 54s
build-apple-x86 (stable)	1m 56s
build-apple-x86 (1.88)	8m 39s
build-linux-musl (stable)	3m 51s
Test Homebrew Formula (macOS)	5m 28s
	2h 41m 38s

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