fix: match complete www-authenticate auth params #3540

Job	Run time
checks / readme-snippets	12s
checks / pre-commit	53s
checks / docs	57s
checks / test (3.10, locked, windows-latest)	1m 55s
checks / test (3.11, lowest-direct, ubuntu-latest)	1m 23s
checks / test (3.12, lowest-direct, windows-latest)	1m 43s
checks / test (3.10, lowest-direct, ubuntu-latest)	1m 22s
checks / test (3.12, locked, windows-latest)	1m 49s
checks / test (3.11, locked, windows-latest)	1m 51s
checks / test (3.10, locked, ubuntu-latest)	1m 25s
checks / test (3.10, lowest-direct, windows-latest)	1m 35s
checks / test (3.11, lowest-direct, windows-latest)	1m 46s
checks / test (3.11, locked, ubuntu-latest)	1m 22s
checks / test (3.12, locked, ubuntu-latest)	1m 47s
checks / test (3.13, lowest-direct, windows-latest)	1m 58s
checks / test (3.14, locked, ubuntu-latest)	1m 24s
checks / test (3.14, locked, windows-latest)	1m 56s
checks / test (3.12, lowest-direct, ubuntu-latest)	1m 13s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 27s
checks / test (3.14, lowest-direct, windows-latest)	1m 24s
checks / test (3.13, locked, ubuntu-latest)	1m 18s
checks / test (3.13, lowest-direct, ubuntu-latest)	1m 13s
checks / test (3.13, locked, windows-latest)	2m 5s
all-green	5s
	34m 3s

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