Add client_id_metadata_document_supported to OAuthMetadata #3299

Job	Run time
checks / pre-commit	33s
checks / readme-snippets	11s
checks / test (3.10, highest, windows-latest)	1m 24s
checks / test (3.11, highest, ubuntu-latest)	34s
checks / test (3.11, lowest-direct, ubuntu-latest)	35s
checks / test (3.12, lowest-direct, ubuntu-latest)	34s
checks / test (3.12, highest, ubuntu-latest)	33s
checks / test (3.11, highest, windows-latest)	1m 32s
checks / test (3.12, highest, windows-latest)	2m 28s
checks / test (3.10, highest, ubuntu-latest)	34s
checks / test (3.10, lowest-direct, ubuntu-latest)	36s
checks / test (3.10, lowest-direct, windows-latest)	1m 38s
checks / test (3.12, lowest-direct, windows-latest)	1m 37s
checks / test (3.13, highest, ubuntu-latest)	33s
checks / test (3.11, lowest-direct, windows-latest)	1m 33s
checks / test (3.13, lowest-direct, windows-latest)	2m 13s
checks / test (3.13, lowest-direct, ubuntu-latest)	37s
checks / test (3.13, highest, windows-latest)	1m 27s
	19m 12s

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