👷 (travis-ci): Bump to latest Node LTS version, clean up a bit

.travis.yml

@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-  - "10.16.0"
+  - "12.13.0"
 os:
   - linux
   - osx
@@ -13,8 +13,6 @@ before_install:
 before_script:
   - npm install
   - 'if [[ "$TRAVIS_PULL_REQUEST" = "false" ]]; then snyk auth $SNYK_TOKEN; fi'
-  - 'if [[ "$TRAVIS_PULL_REQUEST" = "false" ]]; then snyk protect; fi'
-  - 'if [[ "$TRAVIS_PULL_REQUEST" = "false" ]]; then snyk test; fi'
   - 'if [[ "$TRAVIS_OS_NAME" == "linux" && "$TRAVIS_PULL_REQUEST" = "false" ]]; then fossa init && fossa; fi'
   - mkdir prebuild-src
   - 'if [[ "$TRAVIS_OS_NAME" != "windows" ]]; then cp -R src/. prebuild-src/; fi'