Moved ext-yaml to suggestions

Author: rennokki

composer.json

@@ -12,7 +12,6 @@
         }
     ],
     "require": {
-        "ext-yaml": "*",
         "guzzlehttp/guzzle": "^6.5|^7.0",
         "illuminate/macroable": "^9.35|^10.1",
         "illuminate/support": "^9.35|^10.1",
@@ -21,6 +20,7 @@
         "vierbergenlars/php-semver": "^2.1|^3.0"
     },
     "suggest": {
+        "ext-yaml": "YAML extension is used to read or generate YAML from PHP K8s internal classes."
     },
     "autoload": {
         "psr-4": {