docs: clarify client tool cancellation guidance #2322

Job	Run time
checks / readme-snippets	15s
checks / pre-commit	29s
checks / test (3.11, lowest-direct, windows-latest)	2m 44s
checks / test (3.11, locked, ubuntu-latest)	57s
checks / test (3.12, lowest-direct, windows-latest)	3m 31s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 9s
checks / test (3.10, lowest-direct, ubuntu-latest)	1m 0s
checks / test (3.13, locked, ubuntu-latest)	47s
checks / test (3.13, locked, windows-latest)	2m 22s
checks / test (3.11, locked, windows-latest)	2m 30s
checks / test (3.13, lowest-direct, ubuntu-latest)	51s
checks / test (3.10, locked, windows-latest)	2m 3s
checks / test (3.12, lowest-direct, ubuntu-latest)	58s
checks / test (3.14, lowest-direct, windows-latest)	2m 23s
checks / test (3.14, locked, ubuntu-latest)	2m 24s
checks / test (3.10, locked, ubuntu-latest)	52s
checks / test (3.12, locked, windows-latest)	3m 15s
checks / test (3.10, lowest-direct, windows-latest)	2m 11s
checks / test (3.11, lowest-direct, ubuntu-latest)	1m 1s
checks / test (3.12, locked, ubuntu-latest)	1m 4s
checks / test (3.13, lowest-direct, windows-latest)	3m 12s
checks / test (3.14, locked, windows-latest)	3m 0s
all-green	3s
	39m 1s

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