Update dependencies for CMS6

Author: chrispenny

composer.json

@@ -17,16 +17,16 @@
         "Bifröst"
     ],
     "require": {
-        "php": "^8.1",
-        "silverstripe/framework": "^5",
-        "silverstripe/reports": "^5",
-        "silverstripe/silverstripe-forager": "^1.1.0",
-        "silverstripe/silverstripe-search-client-php": "dev-main as 1.0.0",
-        "guzzlehttp/guzzle": "^7.5"
+        "php": "^8.3",
+        "silverstripe/framework": "^6",
+        "silverstripe/reports": "^6",
+        "silverstripe/silverstripe-forager": "dev-feature/v2-silverstripe-6",
+        "silverstripe/silverstripe-search-client-php": "dev-main",
+        "guzzlehttp/guzzle": "^7.9"
     },
     "require-dev": {
-        "silverstripe/recipe-cms": "^5",
-        "phpunit/phpunit": "^9.6.19",
+        "silverstripe/recipe-cms": "^6",
+        "phpunit/phpunit": "^11.3",
         "slevomat/coding-standard": "^8.8"
     },
     "repositories": [