remove cache

.github/workflows/build_check.yml

@@ -3,46 +3,11 @@ name: push pull checks
 on: [push, pull_request]
 
 jobs:
-  #check:
-  #  runs-on: ubuntu-latest
-  #  steps:
-  #    - uses: actions/checkout@v2
-  #    - name: Cache pip
-  #      uses: actions/cache@v2
-  #      with:
-  #        path: ~/.cache/pip
-  #        key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
-  #        restore-keys: ${{ runner.os }}-pip-
-  #    - name: Cache PlatformIO
-  #      uses: actions/cache@v2
-  #      with:
-  #        path: ~/.platformio
-  #        key: ${{ runner.os }}-${{ hashFiles('**/lockfiles') }}
-  #    - name: Set up Python
-  #      uses: actions/setup-python@v2
-  #    - name: Install PlatformIO
-  #      run: |
-  #        python -m pip install --upgrade pip
-  #        pip install --upgrade platformio
-  #    - name: Run PlatformIO Check
-  #      run: platformio check --fail-on-defect low --fail-on-defect medium --fail-on-defect high
-
   build:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
         uses: actions/checkout@v2
-      - name: Cache pip
-        uses: actions/cache@v2
-        with:
-          path: ~/.cache/pip
-          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
-          restore-keys: ${{ runner.os }}-pip-
-      - name: Cache PlatformIO
-        uses: actions/cache@v2
-        with:
-          path: ~/.platformio
-          key: ${{ runner.os }}-${{ hashFiles('**/lockfiles') }}
       - name: Set up Python
         uses: actions/setup-python@v2
       - name: Install PlatformIO