allow support for php 8.1

Signed-off-by: Benjamin Brahmer <info@b-brahmer.de>

composer.json

@@ -40,7 +40,7 @@
     "source": "https://github.com/nextcloud/news/"
   },
   "require": {
-    "php": "^7.2 || 8.0.x",
+    "php": "^7.2 || 8.0.x || 8.1.x",
     "ezyang/htmlpurifier": "^4.13.0",
     "pear/net_url2": "2.2.2",
     "riimu/kit-pathjoin": "1.2.0",
@@ -80,5 +80,11 @@
     "psr-4": {
       "OCA\\News\\Tests\\": "tests/"
     }
+  },
+  "config": {
+    "allow-plugins": {
+      "composer/package-versions-deprecated": true,
+      "phpstan/extension-installer": true
+    }
   }
 }

composer.lock

@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "6487fb576db846a56aaf0d45f2469a8f",
+    "content-hash": "18255518ecb41e2b271003adc52360e2",
     "packages": [
         {
             "name": "arthurhoaro/favicon",
@@ -874,9 +874,6 @@
             "require": {
                 "php": "^7.1 || ^8.0"
             },
-            "replace": {
-                "myclabs/deep-copy": "self.version"
-            },
             "require-dev": {
                 "doctrine/collections": "^1.0",
                 "doctrine/common": "^2.6",
@@ -3274,7 +3271,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "^7.2 || 8.0.x",
+        "php": "^7.2 || 8.0.x || 8.1.x",
         "ext-json": "*",
         "ext-simplexml": "*",
         "ext-libxml": "*",
@@ -3282,5 +3279,5 @@
         "ext-curl": "*"
     },
     "platform-dev": [],
-    "plugin-api-version": "2.1.0"
+    "plugin-api-version": "2.2.0"
 }