Add notice for dependency upgrade timeline #2530

Job	Run time
Resolve environment (ubuntu-latest, stable-v2.13.5)	40s
Resolve environment (macos-12, stable-v2.13.5)	2m 32s
Resolve environment (windows-latest, stable-v2.13.5)	2m 58s
Resolve environment (ubuntu-latest, default)	26s
Resolve environment (macos-latest, default)	1m 50s
Resolve environment (windows-latest, default)	2m 33s
Resolve environment (ubuntu-latest, linked)	32s
Resolve environment (macos-latest, linked)	1m 47s
Resolve environment (windows-latest, linked)	2m 33s
Resolve environment (ubuntu-latest, nightly-latest)	50s
Resolve environment (macos-latest, nightly-latest)	2m 26s
Resolve environment (windows-latest, nightly-latest)	7m 6s
	26m 13s

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