CI: Cache didn't work.

Author: Gadgetoid

.github/workflows/micropython.yml

@@ -121,10 +121,11 @@ jobs:
       run: |
         git apply "${{env.BOARD_DIR}}/wakeup_gpio.patch"
 
-    # Install apt packages via cache
-    - uses: awalsh128/cache-apt-pkgs-action@latest
-      with:
-        packages: ccache gcc-arm-none-eabi binutils-arm-none-eabi libnewlib-arm-none-eabi libnewlib-dev libstdc++-arm-none-eabi-newlib
+    # Install apt packages
+    - name: Install CCache & Compiler
+      shell: bash
+      run:
+        sudo apt update && sudo apt install ccache gcc-arm-none-eabi
 
     # Build firmware
     - name: Configure MicroPython