Deleting mypy action

Mypy gives weird results on github. Lets only work with it locally

.github/workflows/python-mypy.yml

@@ -1,21 +0,0 @@
-name: Mypy
-
-on: [push]
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    name: Mypy
-    steps:
-    - uses: actions/checkout@v2
-    - name: Set up Python
-      uses: actions/setup-python@v2
-      with:
-        python-version: '3.9'
-    - name: Install Dependencies
-      run: |
-        python -m pip install --upgrade pip
-        python -m pip install mypy
-    - name: mypy
-      run: |
-        mypy pydualsense/