ci(travis): Uses npm install.

.travis.yml

@@ -52,8 +52,7 @@ script:
 after_success:
   - if [ "$TRAVIS_BRANCH" == "master" ] && [ "$TRAVIS_PULL_REQUEST" == "false" ] && [ "$TRAVIS_PHP_VERSION" == "7.1" ]; then
     git fetch --tags;
-    npm i semantic-release@^10.0.0;
-    npm i last-release-git;
+    npm install;
     export BUILD_LEADER_ID=1;
     ./node_modules/.bin/semantic-release;
     fi