feat: add support for Line v2.1 OIDC provider and update related conf… #5160

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Run end-to-end tests (postgres)	44m 23s
Run end-to-end tests (cockroach)	46m 8s
Run tests and lints	32m 20s
Run Playwright end-to-end tests (postgres)	6m 58s
Run end-to-end tests (sqlite)	42m 39s
Run Playwright end-to-end tests (cockroach)	6m 47s
Run end-to-end tests (mysql)	43m 8s
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Build CLI docs	1m 25s
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	4h 0m 26s

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