[v1.x] Deprecate the WebSocket transport and the experimental tasks entry points #4289

Job	Run time
checks / test (3.12, lowest-direct, windows-latest)	2m 34s
checks / test (3.10, lowest-direct, windows-latest)	2m 9s
checks / test (3.10, highest, windows-latest)	2m 13s
checks / test (3.10, lowest-direct, ubuntu-latest)	47s
checks / test (3.13, highest, ubuntu-latest)	49s
checks / test (3.11, highest, ubuntu-latest)	44s
checks / test (3.12, highest, windows-latest)	2m 41s
checks / pre-commit	32s
checks / test (3.10, highest, ubuntu-latest)	51s
checks / test (3.13, lowest-direct, ubuntu-latest)	46s
checks / test (3.12, lowest-direct, ubuntu-latest)	50s
checks / test (3.14, highest, ubuntu-latest)	1m 9s
checks / test (3.11, highest, windows-latest)	3m 15s
checks / test (3.13, highest, windows-latest)	2m 56s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 5s
checks / test (3.14, lowest-direct, windows-latest)	2m 11s
checks / test (3.12, highest, ubuntu-latest)	50s
checks / test (3.13, lowest-direct, windows-latest)	2m 23s
checks / doc-snippets	12s
checks / test (3.14, highest, windows-latest)	2m 25s
checks / test (3.11, lowest-direct, windows-latest)	2m 22s
checks / test (3.11, lowest-direct, ubuntu-latest)	46s
all-green	4s
	34m 34s

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