[composer] Set dependencies for 9.0.0-rc1 release.

composer.json

@@ -17,11 +17,11 @@
         "bex/behat-screenshot": "^2.1",
         "dmore/behat-chrome-extension": "^1.3",
         "dmore/chrome-mink-driver": "^2.7",
-        "ezsystems/allure-behat": "^3.3@dev",
-        "ezsystems/allure-php-api": "^3.3@dev",
-        "ezsystems/behat-screenshot-image-driver-cloudinary": "^1.1@dev",
-        "ibexa/http-cache": "^4.0@dev",
-        "ibexa/core": "^4.0@dev",
+        "ezsystems/allure-behat": "^3.3@rc",
+        "ezsystems/allure-php-api": "^3.3@rc",
+        "ezsystems/behat-screenshot-image-driver-cloudinary": "^1.1@rc",
+        "ibexa/http-cache": "^4.0@rc",
+        "ibexa/core": "^4.0@rc",
         "friends-of-behat/mink": "^1.8",
         "friends-of-behat/mink-browserkit-driver": "^1.4",
         "friends-of-behat/mink-extension": "^2.4",
@@ -43,9 +43,9 @@
     "require-dev": {
         "ezsystems/ezplatform-code-style": "^1.0.0",
         "friendsofphp/php-cs-fixer": "^2.16.0",
-        "ibexa/ci-scripts": "^0.2@dev",
-        "ibexa/doctrine-schema": "^4.0@dev",
-        "ibexa/rest": "^4.0@dev",
+        "ibexa/ci-scripts": "^0.2@rc",
+        "ibexa/doctrine-schema": "^4.0@rc",
+        "ibexa/rest": "^4.0@rc",
         "mikey179/vfsstream": "^1.6"
     },
     "autoload": {