added python versions

Author: ea-rus

.github/workflows/mindsdb_python_sdk.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: [3.7,3.8]
+        python-version: [3.7,3.8,3.9,3.10]
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python-version }}