chore(deps): update dependency pydantic to v2.10.4 #2336

Job	Run time
integration-tests / Plan	6s
integration-tests / Build charm (synapse)	10m 20s
integration-tests / Build rock (synapse)	24m 34s
integration-tests / Plan Image Scanning	3s
integration-tests / Integration tests / Integration tests (test_charm)	28m 43s
integration-tests / Integration tests / Integration tests (test_nginx)	12m 20s
integration-tests / Integration tests / Integration tests (test_s3)	23m 51s
integration-tests / Integration tests / Integration tests (test_scaling)	20m 3s
integration-tests / Integration tests / Integration tests (test_matrix_auth)	13m 4s
integration-tests / Scan Image (ghcr.io-canonical-synapse-9d0fc4cfab8623a1f53ef2a396844d28b4a611a4-_3.0_amd64.tar)	1m 47s
integration-tests / Required Integration Test Status Checks	1s
	2h 14m 52s

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