Try some fiddling around w/actions

Author: coleifer

.github/workflows/tests.yaml

@@ -29,11 +29,6 @@ jobs:
           - "sqlite"
           - "postgresql"
           - "mysql"
-        exclude:
-          - python-version: 2.7
-            peewee-backend: postgresql
-          - python-version: "3.13"
-            peewee-backend: postgresql
         include:
           - python-version: "3.11"
             peewee-backend: cockroachdb
@@ -42,8 +37,8 @@ jobs:
           - python-version: "3.13"
             peewee-backend: psycopg3
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/setup-python@v2
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
       - name: deps