Update .gitlab-ci.yml

Author: apriltuesday

.gitlab-ci.yml

@@ -62,6 +62,7 @@ variables:
     - wget -qO- https://raw.githubusercontent.com/nvm-sh/nvm/v$NVM_VERSION/install.sh | bash
     - export NVM_DIR="$([ -z "${XDG_CONFIG_HOME-}" ] && printf %s "${HOME}/.nvm" || printf %s "${XDG_CONFIG_HOME}/nvm")" && [ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"
     - nvm install $NODE_VERSION
+    - export TMPDIR=/tmp
     - cd lib/jsorolla && npm install phantomjs-prebuilt && npm install && cd ../.. && npm install --legacy-peer-deps
     - npm install -g grunt-cli
     - grunt --env=$ENVIRONMENT_NAME