Adding line numbers to diff docs

generate_changemarks.sh

@@ -62,6 +62,6 @@ docker container run --rm -v $(pwd):/tmp/ -u $(id -u):$(id -g) "$GENERATE_CHANGE
 #
 
 echo "\n------ Generating change marks --------"
-docker container run --rm -v $(pwd):/tmp/ -u $(id -u):$(id -g) -w "/tmp" "$FORGELIB_DOCKER_IMAGE" forgelib-changedocs -vv --combine --diffs --extension "png" --extension "jpg" --extension "svg" --extension "md" --preprocessor onem2m --token ${8} --outPath=docs/ --startdelimiter "$4" --enddelimiter "$5" --coversheet "$6" "$HOST_URL" "$2" "$3"
+docker container run --rm -v $(pwd):/tmp/ -u $(id -u):$(id -g) -w "/tmp" "$FORGELIB_DOCKER_IMAGE" forgelib-changedocs -vv --combine --diffs --linenumbers --extension "png" --extension "jpg" --extension "svg" --extension "md" --preprocessor onem2m --token ${8} --outPath=docs/ --startdelimiter "$4" --enddelimiter "$5" --coversheet "$6" "$HOST_URL" "$2" "$3"
 
 exit 0