Remove unneeded command from travis config

Author: ethanhann

.travis.yml

@@ -1,7 +1,6 @@
 sudo: required
 services: docker
 before_install:
-  - phpenv config-add travis-php.ini
   - docker run -d -p 6379:6379 redislabs/redisearch:latest --protected-mode no --loadmodule /var/lib/redis/modules/redisearch.so
 language: csharp
 solution: InEngine.Net.sln