update Python CI version

Author: mishushakov

.github/workflows/lint.yml

@@ -33,7 +33,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: '3.9'
+          python-version: '3.10'
 
       - name: Install and configure Poetry
         uses: snok/install-poetry@v1

.github/workflows/publish_packages.yml

@@ -32,7 +32,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: '3.9'
+          python-version: '3.10'
 
       - name: Install and configure Poetry
         uses: snok/install-poetry@v1

.github/workflows/python_sdk_tests.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: '3.9'
+          python-version: '3.10'
 
       - name: Install and configure Poetry
         uses: snok/install-poetry@v1

.github/workflows/release_candidates.yml

@@ -40,7 +40,7 @@ jobs:
         uses: actions/setup-python@v4
         if: ${{ contains( github.event.pull_request.labels.*.name, 'python-rc') }}
         with:
-          python-version: '3.9'
+          python-version: '3.10'
 
       - name: Install and configure Poetry
         uses: snok/install-poetry@v1