Try adding Python 3.12 to build_test_dist matrix

Author: brandon-rhodes

.github/workflows/test_package.yml

@@ -26,6 +26,7 @@ on:
 
   push:
     branches:
+      - try-3.12
       - master
       - release
 
@@ -52,7 +53,7 @@ jobs:
     strategy:
       max-parallel: 15
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11']
+        python-version: ['3.7', '3.8', '3.9', '3.10', '3.11', ‘3.12’]
         os: [ubuntu-latest, windows-latest, macos-latest]
 
     steps: