.github: add canard generator test in CI

.github/workflows/test_sitl_periph.yml

@@ -44,6 +44,11 @@ jobs:
           apt-get update
           apt-get install -y gcc-multilib g++-multilib
 
+      - name: run canard dsdlc generator test
+        run: |
+          PATH="/github/home/.local/bin:$PATH"
+          python Tools/canard_dsdlc/canard_dsdlc.py -O dsdlc_generated libraries/AP_UAVCAN/dsdl/ardupilot modules/pyuavcan/uavcan/dsdl_files/uavcan --run-test
+
       - name: build sitl_periph_gps
         shell: bash
         run: |

wscript

@@ -39,6 +39,7 @@ except ImportError:
     def sp_run(*popenargs, **kwargs):
         input = kwargs.pop("input", None)
         check = kwargs.pop("handle", False)
+        kwargs.pop("capture_output", True)
         if input is not None:
             if 'stdin' in kwargs:
                 raise ValueError('stdin and input arguments may not both be used.')