Update README.md

Author: michabbb

README.md

@@ -4,7 +4,7 @@
 Log your scheduled commands with start, end, duration, exitcode and output in a seperate database.  
 Share a custom Mutex between Scheduler and Artisan-Command to identify each call with all parameters and options.
 
-**This package is made for php 7.4 and Laravel 7**   
+**This package is made for php 8.x and Laravel 9**   
 If you are working with something older, feel free to fork this project.
 
 ## Why?