Drop support for PostgreSQL 12 (apache#44080)

It reached EOL on 2024-11-14.

Author: jedcunningham

README.md

@@ -102,7 +102,7 @@ Apache Airflow is tested with:
 | Python     | 3.9, 3.10, 3.11, 3.12      | 3.8, 3.9, 3.10, 3.11, 3.12 |
 | Platform   | AMD64/ARM64(\*)            | AMD64/ARM64(\*)            |
 | Kubernetes | 1.28, 1.29, 1.30, 1.31     | 1.27, 1.28, 1.29, 1.30     |
-| PostgreSQL | 12, 13, 14, 15, 16, 17     | 12, 13, 14, 15, 16         |
+| PostgreSQL | 13, 14, 15, 16, 17         | 12, 13, 14, 15, 16         |
 | MySQL      | 8.0, 8.4, Innovation       | 8.0, 8.4, Innovation       |
 | SQLite     | 3.15.0+                    | 3.15.0+                    |
 

dev/breeze/doc/images/output-commands.svg

@@ -1 +1 @@
-f49dbd1127c59b472db1c92d7362c9e1
+77ef3d93e2fc477eb70928281e1f9ec6