feat: add subject and claims fields to AccessToken #1129

Job	Run time
checks / pre-commit	37s
checks / readme-snippets	11s
checks / test (3.12, locked, windows-latest)	3m 8s
checks / test (3.10, locked, windows-latest)	2m 12s
checks / test (3.11, lowest-direct, ubuntu-latest)	57s
checks / test (3.11, locked, windows-latest)	2m 23s
checks / test (3.13, locked, ubuntu-latest)	51s
checks / test (3.10, locked, ubuntu-latest)	55s
checks / test (3.11, locked, ubuntu-latest)	50s
checks / test (3.13, locked, windows-latest)	2m 19s
checks / test (3.10, lowest-direct, ubuntu-latest)	56s
checks / test (3.10, lowest-direct, windows-latest)	2m 36s
checks / test (3.14, locked, windows-latest)	3m 20s
checks / test (3.12, lowest-direct, windows-latest)	3m 14s
checks / test (3.12, locked, ubuntu-latest)	57s
checks / test (3.13, lowest-direct, windows-latest)	2m 34s
checks / test (3.14, lowest-direct, windows-latest)	2m 23s
checks / test (3.12, lowest-direct, ubuntu-latest)	1m 1s
checks / test (3.14, lowest-direct, ubuntu-latest)	1m 20s
checks / test (3.14, locked, ubuntu-latest)	2m 30s
checks / test (3.13, lowest-direct, ubuntu-latest)	54s
checks / test (3.11, lowest-direct, windows-latest)	2m 41s
all-green	5s
	38m 54s

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