Merge branch '527-update-t3o_membership-to-3-0-3-and-add-root-req-for-dbal-2-10-3' into 'develop'

Resolve "update t3o_membership to 3.0.3 and add root req for DBAL 2.10.3"

Closes #527

See merge request t3o/typo3.org!397

composer.json

 {
   "name": "t3o/typo3.org",
   "description": "Website for TYPO3.org",
-  "minimum-stability": "dev",
-  "prefer-stable": true,
   "authors": [
     {
       "name": "t3o team",
@@ -52,6 +50,7 @@
     "brotkrueml/typo3-matomo-widgets": "^0.1.0",
     "cweagans/composer-patches": "^1.6",
     "derhansen/sf_event_mgt": "^5.0",
+    "doctrine/dbal": "~2.10.3",
     "georgringer/news": "^8.0",
     "gordalina/cachetool": "^4.0",
     "reelworx/rx-shariff": "^13.0",

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": "2c9572c78b7f5293aa8dae86a5048eb1",
+    "content-hash": "95b8c3c8b6a5e99193dde13886752ce7",
     "packages": [
         {
             "name": "adoy/fastcgi-client",
@@ -578,30 +578,30 @@
         },
         {
             "name": "doctrine/dbal",
-            "version": "2.11.1",
+            "version": "2.10.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/dbal.git",
-                "reference": "6e6903cd5e3a5be60a79439e3ee8fe126f78fe86"
+                "reference": "03ca23afc2ee062f5d3e32426ad37c34a4770dcf"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/dbal/zipball/6e6903cd5e3a5be60a79439e3ee8fe126f78fe86",
-                "reference": "6e6903cd5e3a5be60a79439e3ee8fe126f78fe86",
+                "url": "https://api.github.com/repos/doctrine/dbal/zipball/03ca23afc2ee062f5d3e32426ad37c34a4770dcf",
+                "reference": "03ca23afc2ee062f5d3e32426ad37c34a4770dcf",
                 "shasum": ""
             },
             "require": {
                 "doctrine/cache": "^1.0",
                 "doctrine/event-manager": "^1.0",
                 "ext-pdo": "*",
-                "php": "^7.3"
+                "php": "^7.2"
             },
             "require-dev": {
                 "doctrine/coding-standard": "^8.1",
                 "jetbrains/phpstorm-stubs": "^2019.1",
                 "nikic/php-parser": "^4.4",
                 "phpstan/phpstan": "^0.12.40",
-                "phpunit/phpunit": "^9.3",
+                "phpunit/phpunit": "^8.5.5",
                 "psalm/plugin-phpunit": "^0.10.0",
                 "symfony/console": "^2.0.5|^3.0|^4.0|^5.0",
                 "vimeo/psalm": "^3.14.2"
@@ -615,7 +615,8 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0.x-dev"
+                    "dev-master": "2.10.x-dev",
+                    "dev-develop": "3.0.x-dev"
                 }
             },
             "autoload": {
@@ -682,7 +683,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2020-09-27T04:09:41+00:00"
+            "time": "2020-09-02T01:35:42+00:00"
         },
         {
             "name": "doctrine/event-manager",
@@ -7787,11 +7788,11 @@
         }
     ],
     "aliases": [],
-    "minimum-stability": "dev",
+    "minimum-stability": "stable",
     "stability-flags": {
         "t3o/t3org_layout": 20
     },
-    "prefer-stable": true,
+    "prefer-stable": false,
     "prefer-lowest": false,
     "platform": [],
     "platform-dev": [],