Don't forward arguments to nvh.sh

scripts/test.sh

@@ -234,13 +234,13 @@ trap cleanup EXIT
 # Use a consistent version of Node if possible.
 if [[ -z "$(command -v nvm)" ]]; then
   if [ -f "$NVM_DIR/nvm.sh" ]; then
-    . "$NVM_DIR/nvm.sh" || true
+    . "$NVM_DIR/nvm.sh" '' || true
   elif [ -x "$(command -v brew)" ] && [ -f "$(brew --prefix nvm)/nvm.sh" ]; then
     # we must be on mac and nvm was installed with brew
     # TODO: change the mac slaves to use manual nvm installation
-    . "$(brew --prefix nvm)/nvm.sh" || true
+    . "$(brew --prefix nvm)/nvm.sh" '' || true
   elif [ -f "$HOME/.nvm/nvm.sh" ]; then
-    . ~/.nvm/nvm.sh
+    . ~/.nvm/nvm.sh ''
   fi
 fi
 if [[ "$(command -v nvm)" ]]; then