chore: Update static files.

.gitattributes

@@ -1,3 +1,4 @@
+/.envrc export-ignore
 /.github export-ignore
 /docker export-ignore
 /docs export-ignore

composer.json

@@ -1,6 +1,6 @@
 {
     "name": "ecphp/cas-bundle",
-    "description": "A bundle for Symfony 4 & 5, providing authentication against a Central Authentication Service (CAS) server.",
+    "description": "A bundle for Symfony 5 & 6, providing authentication against a Central Authentication Service (CAS) server.",
     "license": "BSD-3-Clause",
     "type": "symfony-bundle",
     "keywords": [
@@ -30,12 +30,12 @@
         "nyholm/psr7": "^1.2",
         "phpspec/phpspec": "^7",
         "phpstan/phpstan-symfony": "^1.1",
-        "symfony/cache": "^5.4 || ^6",
-        "symfony/dependency-injection": "^5.4 || ^6",
-        "symfony/http-client": "^5.4 || ^6",
+        "symfony/cache": "^5.4 || ^6.0",
+        "symfony/dependency-injection": "^5.4 || ^6.0",
+        "symfony/http-client": "^5.4 || ^6.0",
         "symfony/monolog-bundle": "^3.5",
-        "symfony/routing": "^5.4 || ^6",
-        "symfony/security-bundle": "^5.4 || ^6"
+        "symfony/routing": "^5.4 || ^6.0",
+        "symfony/security-bundle": "^5.4 || ^6.0"
     },
     "suggest": {
         "loophp/unaltered-psr-http-message-bridge-bundle": "A drop-in replacement for symfony/psr-http-message-bridge, that does not alter query parameters.",