Remove explicit "ember-cli-test-loader" dependency

This is already imported by ember-cli-qunit

Author: Turbo87

package.json

@@ -41,7 +41,6 @@
     "ember-cli-sass": "^6.2.0",
     "ember-cli-shims": "1.0.2",
     "ember-cli-sri": "2.1.1",
-    "ember-cli-test-loader": "1.1.1",
     "ember-cli-uglify": "1.2.0",
     "ember-data": "2.12.1",
     "ember-export-application-global": "^2.0.0",

yarn.lock

@@ -2212,12 +2212,6 @@ ember-cli-test-info@^1.0.0:
   dependencies:
     ember-cli-string-utils "^1.0.0"
 
-[email protected]:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/ember-cli-test-loader/-/ember-cli-test-loader-1.1.1.tgz#333311209b18185d0e0e95f918349da10cacf0b1"
-  dependencies:
-    ember-cli-babel "^5.2.1"
-
 ember-cli-test-loader@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/ember-cli-test-loader/-/ember-cli-test-loader-2.1.0.tgz#16163bae0ac32cad1af13c4ed94c6c698b54d431"