Updated .travis.yml file

- most up-to-date version of our config

.travis.yml

@@ -1,15 +1,11 @@
 dist: xenial
 language: node_js
-sudo: false
 node_js:
       - 10
   
-cache:
-  directories:
-    - node_modules
+cache: yarn
 
-branches:
-  except:
-  - "/^renovate\\/.+$/"
+# Don't run builds for renovate PRs, only renovate pushes
+if: NOT branch =~ /^renovate\\/.+$/ AND type != pull_request