Ensure alpha branch dependencies in composer.json

Author: ShopsysBot

composer.json

@@ -87,10 +87,10 @@
         "scheb/2fa-bundle": "^7.6.0",
         "scheb/2fa-email": "^7.6.0",
         "scheb/2fa-google-authenticator": "^7.6.0",
-        "shopsys/form-types-bundle": "20.0.x-dev",
-        "shopsys/mcp-attributes": "20.0.x-dev",
-        "shopsys/migrations": "20.0.x-dev",
-        "shopsys/plugin-interface": "20.0.x-dev",
+        "shopsys/form-types-bundle": "dev-alpha as 20.0.x-dev",
+        "shopsys/mcp-attributes": "dev-alpha as 20.0.x-dev",
+        "shopsys/migrations": "dev-alpha as 20.0.x-dev",
+        "shopsys/plugin-interface": "dev-alpha as 20.0.x-dev",
         "snc/redis-bundle": "^4.8.0",
         "spatie/holidays": "^1.23",
         "spatie/opening-hours": "^4.0",
@@ -133,8 +133,8 @@
         "phpstan/phpstan-symfony": "^2.0.6",
         "phpunit/phpunit": "^12.5",
         "psr/event-dispatcher": "^1.0.0",
-        "shopsys/biome-config": "20.0.x-dev",
-        "shopsys/coding-standards": "20.0.x-dev",
+        "shopsys/biome-config": "dev-alpha as 20.0.x-dev",
+        "shopsys/coding-standards": "dev-alpha as 20.0.x-dev",
         "sspooky13/yaml-standards": "^9.0",
         "symfony/maker-bundle": "^1.62",
         "symfony/process": "^7.4",