Remove py310 test since nosetests doesn't support.

Author: guzman-raphael

.github/workflows/development.yaml

@@ -55,11 +55,9 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        py_ver: ["3.10"]
+        py_ver: ["3.9"]
         mysql_ver: ["8.0", "5.7"]
         include:
-          - py_ver: "3.9"
-            mysql_ver: "5.7"
           - py_ver: "3.8"
             mysql_ver: "5.7"
           - py_ver: "3.7"