windows bash

Author: tannewt

.github/actions/deps/ports/zephyr-cp/action.yml

@@ -23,4 +23,5 @@ runs:
       if: runner.os == 'Windows'
       run: |
         D:/a/circuitpython/circuitpython/ports/zephyr-cp/zephyr-sdk/arm-zephyr-eabi/bin/arm-zephyr-eabi-gcc.exe --version
+      shell: bash
       working-directory: ports/zephyr-cp