v3.22.3

Commits:

• 1e23990 Commit
• 9bd3879 docs: remove obsolete text about readonly types (#2676)
• f59be09 clarify datetime ISO 8601 (#2673)
• 64dcc8e Update sponsors
• 18115a8 Formatting
• 28c1927 Update sponsors
• ad2ee9c 2718 Updated Custom Schemas documentation example to use type narrowing (#2778)
• ae0f7a2 docs: update ref to discriminated-unions docs (#2485)
• 2ba00fe [2609] fix ReDoS vulnerability in email regex (#2824)
• 1e61d76 3.22.3