update_duplicate_sources: hg push --publish

Add that arg to bypass the ``auto-publish = abort`` setting I have in my
``.hgrc``.

update_duplicate_sources

@@ -58,6 +58,6 @@
     if [[ "x$branch_exist" != "x0" ]];
     then
         echo "${YELLOW}INFO ${RESET} - Pushing new branch $branch"
-        hg push --new-branch
+        hg push --new-branch --publish
     else
         echo "${YELLOW}INFO ${RESET} - Pushing branch $branch"
@@ -62,6 +62,6 @@
     else
         echo "${YELLOW}INFO ${RESET} - Pushing branch $branch"
-        hg push
+        hg push --publish
     fi
     popd
     rm -rf ${source_name}