update workflow - only build tiny2350 firmware

.github/workflows/micropython.yml

@@ -14,12 +14,12 @@ jobs:
     strategy:
       matrix:
         include:
-        - name: rpi_pico2
-        - name: rpi_pico2_w
-        - name: rpi_pico2b
-        - name: pimoroni_plasma2350
+        # - name: rpi_pico2
+        # - name: rpi_pico2_w
+        # - name: rpi_pico2b
+        # - name: pimoroni_plasma2350
         - name: pimoroni_tiny2350
-        - name: pimoroni_pico_plus2
+        # - name: pimoroni_pico_plus2
 
     env:
       # MicroPython version will be contained in github.event.release.tag_name for releases
@@ -99,4 +99,4 @@ jobs:
       if: github.event_name == 'release'
       uses: softprops/action-gh-release@v2
       with:
-        files: ${{ env.CI_BUILD_ROOT }}/${{ env.CI_RELEASE_FILENAME }}-with-filesystem.uf2
+        files: ${{ env.CI_BUILD_ROOT }}/${{ env.CI_RELEASE_FILENAME }}-with-filesystem.uf2