fix: match complete www-authenticate auth params #3327

Job	Run time
checks / readme-snippets	12s
checks / pre-commit	58s
checks / docs	39s
checks / test (3.10, locked, windows-latest)	2m 10s
checks / test (3.14, locked, windows-latest)	2m 42s
checks / test (3.13, locked, windows-latest)	1m 56s
checks / test (3.10, locked, ubuntu-latest)	1m 25s
checks / test (3.14, locked, ubuntu-latest)	2m 26s
checks / test (3.13, lowest-direct, windows-latest)	1m 54s
checks / test (3.11, locked, windows-latest)	1m 59s
checks / test (3.11, lowest-direct, windows-latest)	1m 47s
checks / test (3.11, locked, ubuntu-latest)	1m 17s
checks / test (3.13, locked, ubuntu-latest)	1m 11s
checks / test (3.12, lowest-direct, windows-latest)	2m 1s
checks / test (3.10, lowest-direct, windows-latest)	1m 48s
checks / test (3.12, locked, windows-latest)	1m 22s
checks / test (3.10, lowest-direct, ubuntu-latest)	1m 30s
checks / test (3.14, lowest-direct, windows-latest)	1m 43s
checks / test (3.11, lowest-direct, ubuntu-latest)	1m 25s
checks / test (3.12, lowest-direct, ubuntu-latest)	1m 41s
checks / test (3.12, locked, ubuntu-latest)	1m 41s
checks / test (3.13, lowest-direct, ubuntu-latest)	1m 21s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 12s
all-green	6s
	36m 26s

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