Use modern version of arduino/compile-sketches action

The action has been moved to a dedicated repository and the previous repository is no longer being maintained.

Author: per1234

.github/workflows/compile-examples.yml

@@ -20,6 +20,7 @@ jobs:
       LIBRARIES: Arduino_DebugUtils WiFi101 WiFiNINA MKRGSM MKRNB MKRWAN
       ARDUINOCORE_MBED_STAGING_PATH: extras/ArduinoCore-mbed
       ARDUINOCORE_API_STAGING_PATH: extras/ArduinoCore-API
+      SKETCHES_REPORTS_PATH: sketches-reports
     strategy:
       matrix:
         board:
@@ -96,17 +97,18 @@ jobs:
           mv "${{ env.ARDUINOCORE_API_STAGING_PATH }}/api" "${{ env.ARDUINOCORE_MBED_STAGING_PATH }}/cores/arduino"
 
       - name: Compile examples
-        uses: arduino/actions/libraries/compile-examples@master
+        uses: arduino/compile-sketches@main
         with:
           platforms: ${{ matrix.platforms }}
           fqbn: ${{ matrix.board.fqbn }}
           libraries: ${{ env.LIBRARIES }}
           size-report-sketch: 'ConnectionHandlerDemo'
           enable-size-deltas-report: 'true'
+          sketches-report-path: ${{ env.SKETCHES_REPORTS_PATH }}
 
       - name: Save memory usage change report as artifact
         if: github.event_name == 'pull_request'
         uses: actions/upload-artifact@v1
         with:
-          name: 'size-deltas-reports'
-          path: 'size-deltas-reports'
+          name: ${{ env.SKETCHES_REPORTS_PATH }}
+          path: ${{ env.SKETCHES_REPORTS_PATH }}