Update laravel/framework requirement from 5.7.* || 5.8.* || 6.0.* to 5.7.* || 5.8.* || 6.0.* || 6.1.*

Updates the requirements on [laravel/framework](https://github.com/laravel/framework) to permit the latest version.
- [Release notes](https://github.com/laravel/framework/releases)
- [Changelog](https://github.com/laravel/framework/blob/6.x/CHANGELOG-6.x.md)
- [Commits](https://github.com/laravel/framework/commits/v6.1.0)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

composer.json

@@ -26,7 +26,7 @@
     "require": {
         "php": ">=7.1",
         "eloquent/enumeration": "^6.0",
-        "laravel/framework": "5.7.* || 5.8.* || 6.0.*"
+        "laravel/framework": "5.7.* || 5.8.* || 6.0.* || 6.1.*"
     },
     "require-dev": {
         "consistence/coding-standard": "3.7",