build

fix: bump `@rnx-kit/metro-config` to 2.1.0 #8667

Job	Run time
lint commit message	25s
review (macos-15)	4m 42s
review (windows-2025)	8m 2s
iOS	5m 43s
iOS [template] (all)	3m 37s
iOS [template] (ios)	3m 25s
Android (ubuntu-24.04)	6m 59s
Android [template] (all, ubuntu-24.04)	7m 41s
macOS	2m 53s
Android (windows-2025)	14m 30s
Android [template] (all, windows-2025)	12m 57s
macOS [template] (all)	2m 48s
Android [template] (android, ubuntu-24.04)	6m 33s
macOS [template] (macos)	3m 5s
visionOS	4m 19s
Android [template] (android, windows-2025)	19m 20s
visionOS [template] (all)	5m 10s
visionOS [template] (visionos)	4m 11s
Windows (ARM64, Debug)	7m 42s
Windows [template] (all)	9m 29s
Autobot	5s
Windows (ARM64, Release)	5m 16s
Windows [template] (windows)	9m 42s
Windows (x64, Debug)	10m 22s
Windows (x64, Release)	8m 27s
release	48s
	2h 48m 11s

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