feat: pid_limit egg feature to MC eggs

Other eggs might benefit from this as well, but for now will stick with MC that are known to spawn a lot of processes when modded.

game_eggs/minecraft/java/paper/egg-paper.json

@@ -10,7 +10,8 @@
     "description": "High performance Spigot fork that aims to fix gameplay and mechanics inconsistencies.",
     "features": [
         "eula",
-        "java_version"
+        "java_version",
+        "pid_limit"
     ],
     "images": [
         "ghcr.io\/pterodactyl\/yolks:java_17",
@@ -71,4 +72,4 @@
             "rules": "required|string|max:20"
         }
     ]
-}
+}