Remove extra dep

Author: mcfedr

.travis.yml

@@ -3,7 +3,6 @@ php:
   - 7.1
   - 7.2
 before_script:
-  - pecl install -f mongodb-stable
   - composer self-update
   - composer install
 script:

composer.json

@@ -26,8 +26,7 @@
 		"doctrine/common": "^2.7",
 		"doctrine/orm": "^2.5",
 		"doctrine/collections": "^1.0",
-		"doctrine/mongodb-odm": "^1.2",
-		"alcaeus/mongo-php-adapter": "^1.1"
+		"doctrine/mongodb-odm": "^1.2"
 	},
 	"conflict": {
 		"doctrine/common": "<2.7",