v12.63.0

• [12.x] Add new error messages for detecting lost connections by @mfn in #60472
• [12.x] Ability to refresh cache locks by @bytestream in #58349
• [12.x] Guard JsonSchema deserializer against unbounded $ref expansion by @pushpak1300 in #60524
• [12.x] Fix Postgres whereDate/whereTime crash when column is Expression by @irabbi360 in #60540
• [12.x] Pop managed queue jobs from the cloud-agent instead of SQS by @kieranbrown in #60660
• [12.x] Terminate default style value with a semicolon in ComponentAttributeBag::merge() by @Amirhf1 in #60665