Bump node version

Author: timhodson

.travis.yml

@@ -51,8 +51,8 @@ matrix:
 
 before_install:
   - phpenv config-rm xdebug.ini
-  - nvm install 8.9
-  - nvm use 8.9
+  - nvm install 14
+  - nvm use 14
   - cd ../..
   - composer create-project -n --no-dev --prefer-dist blackboard-open-source/moodle-plugin-ci ci ^2
   - export PATH="$(cd ci/bin; pwd):$(cd ci/vendor/bin; pwd):$PATH"