Remove "composer self-update" from Travis CI (it's done automatically)

pamil · pamil · commit 021bc19c46d8 · 2017-02-15T14:47:55.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -25,8 +25,6 @@ cache:
 before_install:
     - phpenv config-rm xdebug.ini || true
 
-    - composer self-update
-
 install:
     - composer update --prefer-dist $COMPOSER_OPTIONS
 
