Revert "chore(pio): disable build"

This reverts commit 01e4f0c.

Author: fpistm

.github/workflows/PIO-build.yml

@@ -39,11 +39,6 @@ jobs:
     - name: Checkout
       uses: actions/checkout@main
 
-    # - name: PlatformIO
-    #   id: Compile
-    #   uses: ./.github/actions/pio-build
-    # Use the output from the `Astyle` step
-    - name: Warning
-      run: |
-        echo "PlatformIO build disabled while not support CMSIS update."
-        exit 0
+    - name: PlatformIO
+      id: Compile
+      uses: ./.github/actions/pio-build