bump max CI matrix to 3.13

Author: bckohan

.github/workflows/lint.yml

@@ -9,14 +9,14 @@ jobs:
     strategy:
       matrix:
         # run static analysis on bleeding and trailing edges
-        python-version: [ '3.9', '3.12' ]
+        python-version: [ '3.9', '3.13' ]
         django-version:
           - '4.2' # LTS April 2026
           - '5.1' # December 2025
         exclude:
           - python-version: '3.9'
             django-version: '5.1'
-          - python-version: '3.12'
+          - python-version: '3.13'
             django-version: '4.2'
 
     steps:

.github/workflows/test.yml

@@ -26,7 +26,7 @@ jobs:
       POSTGRES_PORT: 5432
     strategy:
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13.0-rc.1']
+        python-version: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13']
         postgres-version: ['9.6', '12', 'latest']
         psycopg-version: ['psycopg2', 'psycopg3']
         django-version:
@@ -57,13 +57,13 @@ jobs:
             django-version: '5.1'
           - python-version: '3.9'
             django-version: '5.1'
-          - python-version: '3.13.0-rc.1'
+          - python-version: '3.13'
             django-version: '3.2'
-          - python-version: '3.13.0-rc.1'
+          - python-version: '3.13'
             django-version: '4.2'
 
           # https://github.com/psycopg/psycopg2/pull/1695
-          - python-version: '3.13.0-rc.1'
+          - python-version: '3.13'
             psycopg-version: 'psycopg2'
 
     # Service containers to run with `runner-job`