Update build.yml

Author: sfe-SparkFro

.github/workflows/build.yml

@@ -13,6 +13,7 @@ jobs:
     - name: make
       run: |
         sudo apt-get install gcc-arm-none-eabi libnewlib-arm-none-eabi
+        make -C src/opencv PLATFORM=embedded/rp2350
         make -C micropython/mpy-cross
         make -C micropython/ports/rp2 BOARD=SPARKFUN_XRP_CONTROLLER submodules
         make BOARD=SPARKFUN_XRP_CONTROLLER