Update chill-bundles: remove async-upload app

symfony.lock

@@ -2,9 +2,6 @@
     "brick/math": {
         "version": "0.9.3"
     },
-    "champs-libres/async-uploader-bundle": {
-        "version": "dev-sf4"
-    },
     "champs-libres/wopi-bundle": {
         "version": "dev-master"
     },
@@ -143,15 +140,9 @@
     "guzzlehttp/psr7": {
         "version": "1.6.1"
     },
-    "guzzlehttp/uri-template": {
-        "version": "v0.2.0"
-    },
     "hslavich/oneloginsaml-bundle": {
         "version": "v1.5.2"
     },
-    "justinrainbow/json-schema": {
-        "version": "5.2.10"
-    },
     "knplabs/knp-menu": {
         "version": "v3.1.1"
     },
@@ -278,9 +269,6 @@
     "php-http/message-factory": {
         "version": "v1.0.2"
     },
-    "php-opencloud/openstack": {
-        "version": "v3.0.7"
-    },
     "phpdocumentor/reflection-common": {
         "version": "2.2.0"
     },