Preserve empty URL paths on OAuth metadata models #2833

Job	Run time
checks / pre-commit	44s
checks / readme-snippets	14s
checks / test (3.10, lowest-direct, ubuntu-latest)	1m 5s
checks / test (3.10, locked, ubuntu-latest)	1m 2s
checks / test (3.12, locked, windows-latest)	1m 52s
checks / test (3.13, lowest-direct, windows-latest)	1m 32s
checks / test (3.13, locked, windows-latest)	1m 50s
checks / test (3.14, locked, windows-latest)	2m 12s
checks / test (3.14, lowest-direct, windows-latest)	1m 32s
checks / test (3.13, lowest-direct, ubuntu-latest)	54s
checks / test (3.14, locked, ubuntu-latest)	2m 4s
checks / test (3.11, locked, windows-latest)	1m 35s
checks / test (3.13, locked, ubuntu-latest)	54s
checks / test (3.11, lowest-direct, windows-latest)	1m 31s
checks / test (3.14, lowest-direct, ubuntu-latest)	57s
checks / test (3.12, lowest-direct, ubuntu-latest)	58s
checks / test (3.10, locked, windows-latest)	1m 26s
checks / test (3.12, lowest-direct, windows-latest)	1m 34s
checks / test (3.11, locked, ubuntu-latest)	59s
checks / test (3.12, locked, ubuntu-latest)	1m 7s
checks / test (3.11, lowest-direct, ubuntu-latest)	1m 4s
checks / test (3.10, lowest-direct, windows-latest)	1m 33s
all-green	4s
	28m 43s

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