Zip extension does not provide zlib support

composer.json

@@ -45,7 +45,8 @@
         }
     },
     "suggest": {
-        "ext-zip": "Enabling the zip extension allows you to unzip archives, and allows gzip compression of all internet traffic",
+        "ext-zip": "Enabling the zip extension allows you to unzip archives",
+        "ext-zlib": "Allow gzip compression of HTTP requests",
         "ext-openssl": "Enabling the openssl extension allows you to access https URLs for repositories and packages"
     },
     "autoload": {

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "fdf4b487fa59607376721ebec4ff4783",
+    "hash": "31b3c13c89f8d6c810637ca1fe8fc6ae",
     "content-hash": "454148e20b837d9755dee7862f9c7a5d",
     "packages": [
         {