[composer] Set dependencies for 2.3.0 release.

composer.json

@@ -16,11 +16,11 @@
     "require": {
         "php": "^7.3",
         "ext-json": "*",
-        "ezsystems/ezplatform-admin-ui": "^2.0@dev",
-        "ezsystems/ezplatform-content-forms": "^1.0@dev",
-        "ezsystems/ezplatform-graphql": "^2.0@dev",
-        "ezsystems/ezplatform-rest": "^1.0@dev",
-        "ezsystems/ezplatform-kernel": "^1.0@dev",
+        "ezsystems/ezplatform-admin-ui": "^2.0",
+        "ezsystems/ezplatform-content-forms": "^1.0",
+        "ezsystems/ezplatform-graphql": "^2.0",
+        "ezsystems/ezplatform-rest": "^1.0",
+        "ezsystems/ezplatform-kernel": "^1.0",
         "symfony/dependency-injection": "^5.0",
         "symfony/expression-language": "^5.0",
         "symfony/event-dispatcher": "^5.0",
@@ -36,12 +36,12 @@
         }
     },
     "require-dev": {
-        "ezsystems/doctrine-dbal-schema": "^1.0@dev",
-        "ezsystems/ez-support-tools": "^2.0@dev",
-        "ezsystems/ezplatform-design-engine": "^3.0@dev",
-        "ezsystems/ezplatform-richtext": "^2.0@dev",
-        "ezsystems/ezplatform-search": "^1.0@dev",
-        "ezsystems/ezplatform-user": "^2.0@dev",
+        "ezsystems/doctrine-dbal-schema": "^1.0",
+        "ezsystems/ez-support-tools": "^2.0",
+        "ezsystems/ezplatform-design-engine": "^3.0",
+        "ezsystems/ezplatform-richtext": "^2.0",
+        "ezsystems/ezplatform-search": "^1.0",
+        "ezsystems/ezplatform-user": "^2.0",
         "phpspec/phpspec": "^6.0",
         "ezsystems/ezplatform-code-style": "^0.1.0",
         "friendsofphp/php-cs-fixer": "^2.16.0"