ci: add python 3.10 to workflows

Author: onerandomusername

.github/workflows/lint_test.yml

@@ -37,7 +37,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python_version: ['3.8', '3.9']
+        python_version: ['3.8', '3.9','3.10']
     env:
       PYTHON_VERSION: ${{ matrix.python_version }}
     steps:
@@ -117,7 +117,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python_version: ['3.8', '3.9']
+        python_version: ['3.8', '3.9','3.10']
         os: [ubuntu-latest, windows-latest, macos-latest]
     env:
       PYTHON_VERSION: ${{ matrix.python_version }}