Bump gix from 0.63.0 to 0.64.0 #8004

Job	Run time
build-linux-arm (nightly)	17m 52s
build (ubuntu-latest, nightly)	2m 35s
build-linux-arm (stable)	18m 8s
build (ubuntu-latest, stable)	2m 29s
build-linux-musl (nightly)	9m 19s
build-linux-arm (1.70)	18m 24s
build-apple-x86 (nightly)	2m 56s
build (ubuntu-latest, 1.70)	2m 34s
build-linux-musl (stable)	9m 20s
build-apple-x86 (stable)	2m 50s
build (macos-latest, nightly)	2m 31s
build-linux-musl (1.70)	4m 2s
build-apple-x86 (1.70)	2m 28s
Lints	35s
build (macos-latest, stable)	2m 52s
build (macos-latest, 1.70)	3m 29s
Changelog Test	7s
build (windows-latest, nightly)	6m 32s
udeps	2m 16s
build (windows-latest, stable)	8m 5s
build (windows-latest, 1.70)	7m 14s
	2h 6m 38s

Provide feedback