Update CHANGES.md

Author: gordthompson

CHANGES.md

@@ -4,7 +4,7 @@ Unreleased
 - Fix reflection of CHAR columns (#275)
 - Fix reflection of TIMESTAMPTZ columns (#276), thanks to @nvachhar
 - Fix reflection of JSONB columns (#277)
-- Fix compatibility issue with Alembic 1.18
+- Fix compatibility issues with Alembic 1.18 (via SQLA 2.0.47)
 - Update minimum Python version to 3.10