Check pre-commit verison updates

.github/workflows/ci.yml

@@ -265,6 +265,21 @@ jobs:
           details: Test Failed
           webhookUrl: ${{ secrets.DISCORD_WEBHOOK }}
 
+  mypy_version_check:
+    runs-on: ubuntu-20.04
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Set up Python
+      uses: actions/setup-python@v3
+      with:
+        python-version: 3.9
+
+    - name: pre-commit dependencies
+      run: |
+        pip install pyaml
+        python build_helpers/pre_commit_update.py
+
   docs_check:
     runs-on: ubuntu-20.04
     steps:
@@ -277,7 +292,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v3
       with:
-        python-version: 3.8
+        python-version: 3.9
 
     - name: Documentation build
       run: |
@@ -304,7 +319,7 @@ jobs:
 
   # Notify only once - when CI completes (and after deploy) in case it's successfull
   notify-complete:
-    needs: [ build_linux, build_macos, build_windows, docs_check ]
+    needs: [ build_linux, build_macos, build_windows, docs_check, mypy_version_check ]
     runs-on: ubuntu-20.04
     steps:
 
@@ -325,7 +340,7 @@ jobs:
           webhookUrl: ${{ secrets.DISCORD_WEBHOOK }}
 
   deploy:
-    needs: [ build_linux, build_macos, build_windows, docs_check ]
+    needs: [ build_linux, build_macos, build_windows, docs_check, mypy_version_check ]
     runs-on: ubuntu-20.04
 
     if: (github.event_name == 'push' || github.event_name == 'schedule' || github.event_name == 'release') && github.repository == 'freqtrade/freqtrade'