Add http-foundation requirements ...

laravel/framework#35535

Might be better to bump the Laravel 8 min requirement, but our test matrix overwrites it and I don't really want to mess with that just yet.

composer.json

@@ -22,6 +22,7 @@
         "pixelfear/composer-dist-plugin": "^0.1.4",
         "spatie/blink": "^1.1.2",
         "statamic/stringy": "^3.1",
+        "symfony/http-foundation": "^4.3.3 || ^5.1.4",
         "symfony/lock": "^5.1",
         "symfony/var-exporter": "^4.3",
         "symfony/yaml": "^4.1 || ^5.1",