revert py3.6 testing

Author: eadwinCode

.github/workflows/test_full.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.6', '3.7', '3.8', '3.9', '3.10']
 
     steps:
       - uses: actions/checkout@v3