Release checklist v0.3.14

[simolus3]

This is a checklist to track the release of v0.3.14.

Core build (this repo):

• GitHub Release: https://github.com/powersync-ja/powersync-sqlite-core/releases/tag/v0.3.13
• Android aar released on Maven Central
• Cocoapod released

SQLite + powersync bundles:

• react-native-quick-sqlite: Update core extension to 0.3.14 react-native-quick-sqlite#80
• wa-sqlite build: Update core extension to 0.3.14 wa-sqlite#34

User-facing SDK updates:

• powersync.dart: Update core extension to 0.3.14 powersync.dart#271
• powersync-js: Update core extension to 0.3.14 powersync-js#579
• kotlin: Update core extension to 0.3.14 powersync-kotlin#180
• swift: Update core extension to 0.3.13 powersync-swift#42