Bump the conformance pin to 0.2.0-alpha.8 and baseline the listen checks it surfaces #3228

Job	Run time
checks / pre-commit	49s
checks / docs	37s
checks / readme-snippets	12s
checks / test (3.14, locked, windows-latest)	2m 41s
checks / test (3.12, locked, ubuntu-latest)	1m 25s
checks / test (3.13, locked, ubuntu-latest)	1m 9s
checks / test (3.13, locked, windows-latest)	2m 17s
checks / test (3.11, lowest-direct, windows-latest)	1m 43s
checks / test (3.10, locked, ubuntu-latest)	1m 14s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 10s
checks / test (3.12, locked, windows-latest)	1m 39s
checks / test (3.14, locked, ubuntu-latest)	2m 8s
checks / test (3.14, lowest-direct, windows-latest)	1m 59s
checks / test (3.11, locked, windows-latest)	1m 52s
checks / test (3.12, lowest-direct, ubuntu-latest)	1m 15s
checks / test (3.10, lowest-direct, windows-latest)	1m 52s
checks / test (3.11, lowest-direct, ubuntu-latest)	1m 22s
checks / test (3.13, lowest-direct, windows-latest)	1m 57s
checks / test (3.11, locked, ubuntu-latest)	1m 9s
checks / test (3.12, lowest-direct, windows-latest)	1m 21s
checks / test (3.10, lowest-direct, ubuntu-latest)	1m 16s
checks / test (3.13, lowest-direct, ubuntu-latest)	1m 14s
checks / test (3.10, locked, windows-latest)	1m 39s
all-green	3s
	34m 3s

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