tests/ports/psoc6/mp_custom/fs.py: Update to list files.

Signed-off-by: NikhitaR-IFX <nikhita.rajasekhar@infineon.com>

Author: NikhitaR-IFX

.github/workflows/ports_psoc6.yml

@@ -77,6 +77,11 @@ jobs:
           echo "File test_fs_small_file.txt not found!"
           exit 1
         fi 
+    - name: mpremote test
+      run: |
+        devs=$(python3 ./tools/psoc6/get-devs.py port -b ${{ matrix.board }} -y tools/psoc6/${{ runner.name }}-devs.yml)
+        dev_test=${devs[0]}
+        ./tools/mpremote/mpremote.py connect ${dev_test} fs cp ./ports/psoc6/inputs/test_fs_small_file.txt :/ 
     - name: Run psoc6 tests
       timeout-minutes: 12
       run: |