Update composer (#1161)

* remove outdated authors information
* update package name
* use https for homepage
* update to more specific license

composer.json

@@ -1,23 +1,20 @@
 {
-    "name": "fruux/baikal",
+    "name": "sabre/baikal",
+    "type": "project",
     "description": "Baïkal is a lightweight CalDAV + CardDAV server based on PHP, SQLite or MySQL, and SabreDAV",
-    "keywords": ["Framework", "WebDAV", "CalDAV", "CardDAV", "iCalendar"],
-    "homepage": "http://sabre.io/baikal/",
-    "license" : "GPL-3.0",
-    "authors": [
-        {
-            "name": "Jérôme Schneider",
-            "email": "mail@jeromeschneider.fr",
-            "homepage" : "http://jerome.io",
-            "role" : "Developer"
-        }
-    ],
+    "keywords": ["Project", "Server", "Calendar", "Contact", "WebDAV", "CalDAV", "CardDAV", "iCalendar", "lightweight"],
+    "homepage": "https://sabre.io/baikal/",
+    "license" : "GPL-3.0-only",
     "require": {
         "php"           : "^7.2 || ^8.0",
         "sabre/dav"     : "~4.3.0",
         "twig/twig"     : "~2.14.8",
         "symfony/yaml"  : "^3.4",
-        "psr/log"       : "^1"
+        "psr/log"       : "^1",
+        "ext-dom"       : "*",
+        "ext-openssl"   : "*",
+        "ext-pdo"       : "*",
+        "ext-zlib"      : "*"
     },
     "require-dev" : {
         "friendsofphp/php-cs-fixer": "3.3.2",