Add changeset.

Author: rkistner

.changeset/slow-hounds-walk.md

@@ -0,0 +1,10 @@
+---
+'@powersync/service-module-mongodb-storage': patch
+'@powersync/service-module-mongodb': patch
+'@powersync/service-module-mysql': patch
+'@powersync/lib-service-mongodb': patch
+'@powersync/service-core': patch
+'@powersync/service-image': patch
+---
+
+Add 'powersync' as the app name for MongoDB and MySQL connections.