Drop python3.7 from testing

Author: rjfarmer

.github/workflows/test.yml

@@ -10,7 +10,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest]
-        python-version: ['3.7', '3.8', '3.9', '3.10','3.11','3.12']
+        python-version: ['3.9','3.10','3.11','3.12']
 
     steps:
       - uses: actions/checkout@v4