[composer] Set dependencies for 4.6.8 release.

Author: runner

composer.json

@@ -26,9 +26,9 @@
     },
     "require": {
         "php": "^7.4 || ^8.0",
-        "ibexa/core": "~4.6.0@dev",
-        "ibexa/content-forms": "~4.6.0@dev",
-        "ibexa/notifications": "~4.6.0@dev",
+        "ibexa/core": "~4.6.0",
+        "ibexa/content-forms": "~4.6.0",
+        "ibexa/notifications": "~4.6.0",
         "jms/translation-bundle": "^1.5",
         "symfony/dependency-injection": "^5.0",
         "symfony/http-kernel": "^5.0",
@@ -47,13 +47,13 @@
         "symfony/security-http": "^5.0"
     },
     "require-dev": {
-        "ibexa/ci-scripts": "^0.2@dev",
-        "ibexa/doctrine-schema": "~4.6.0@dev",
-        "ibexa/search": "~4.6.0@dev",
-        "ibexa/design-engine": "~4.6.0@dev",
-        "ibexa/http-cache": "~4.6.0@dev",
-        "ibexa/fieldtype-richtext": "~4.6.0@dev",
-        "ibexa/rest": "~4.6.0@dev",
+        "ibexa/ci-scripts": "^0.2",
+        "ibexa/doctrine-schema": "~4.6.0",
+        "ibexa/search": "~4.6.0",
+        "ibexa/design-engine": "~4.6.0",
+        "ibexa/http-cache": "~4.6.0",
+        "ibexa/fieldtype-richtext": "~4.6.0",
+        "ibexa/rest": "~4.6.0",
         "symfony/proxy-manager-bridge": "^5.0",
         "friendsofphp/php-cs-fixer": "^3.0",
         "ibexa/code-style": "^1.0",
@@ -78,4 +78,4 @@
     "config": {
         "allow-plugins": false
     }
-}
+}