remove incorrect option to ec dev build

.github/workflows/build.sh

@@ -15,7 +15,6 @@
 export EC_TAG="--tag ${TAG:-latest}"
 export EC_PLATFORM="--platform ${PLATFORM:-linux/amd64}"
 export EC_CACHE="${CACHE:-/tmp/ec-cache}"
-export EC_DEBUG=true
 if [[ "${PUSH}" == 'true' ]] ; then EC_PUSH='--push' ; fi
 
 THIS=$(dirname ${0})
@@ -35,10 +34,10 @@ export EC_CARGS="
 #   ec dev build  --arch rtems ... for RTEMS cross compile
 
 # build runtime and developer images
-ec dev build --buildx ${EC_TAG} ${EC_PLATFORM} ${EC_PUSH} ${EC_CARGS}
+ec -v dev build ${EC_TAG} ${EC_PLATFORM} ${EC_PUSH} ${EC_CARGS}
 
 # extract the ioc schema from the runtime image
-ec dev launch-local ${EC_TAG} --execute \
+ec -v dev launch-local ${EC_TAG} --execute \
 'ibek ioc generate-schema /epics/links/ibek/*.ibek.support.yaml' > ibek.ioc.schema.json
 
 # run acceptance tests