Change exit code for missing executables to 78

Author: angelrti

.github/workflows/1_run_interoperability_tests.yml

@@ -58,12 +58,12 @@ jobs:
         # Check if publisher executable exists
         if ! ls $publisher_exe 1> /dev/null 2>&1; then
           echo "ERROR: Publisher executable not found: $publisher_exe"
-          exit 1
+          exit 78
         fi
         # Check if subscriber executable exists
         if ! ls $subscriber_exe 1> /dev/null 2>&1; then
           echo "ERROR: Subscriber executable not found: $subscriber_exe"
-          exit 1
+          exit 78
         fi
         if [[ "${subscriber_exe,,}" == *opendds* && "${publisher_exe,,}" == *connext_dds* ]]; then
           extra_args="--periodic-announcement 5000"