updated psr/simple-cache dependency to ^3 (#632)

Author: matjaz

composer.json

@@ -21,7 +21,7 @@
         "psr/http-message": "^1.0.1",
         "psr/http-server-handler": "^1",
         "psr/http-server-middleware": "^1",
-        "psr/simple-cache": "^1.0.1",
+        "psr/simple-cache": "^1.0.1 || ^2 || ^3",
         "symfony/cache": "^4.3 || ^5 || ^6",
         "symfony/expression-language": "^4 || ^5 || ^6",
         "thecodingmachine/cache-utils": "^1",