fix: add portalgun sounds

addon.json

@@ -1311,6 +1311,22 @@
             "args": ["./mods"]
           }
         ]
+      },
+      {
+        "qualifier": "sounds-portalgun",
+        "link": [
+          "https://cdn.tilera.xyz/minecraft/mods/mtreloaded/PortalGunSounds.pak"
+        ],
+        "flags": {
+          "client": ["required"],
+          "server": ["incompatible"]
+        },
+        "install": [
+          {
+            "action": "move",
+            "args": ["./mods"]
+          }
+        ]
       }
     ],
     "relations": [

src/modpack.json

@@ -1214,6 +1214,20 @@
                         "included"
                     ]
                 },
+                {
+                    "id": "sounds-portalgun",
+                    "file": {
+                        "link": "https://cdn.tilera.xyz/minecraft/mods/mtreloaded/PortalGunSounds.pak",
+                        "installer": "internal.dir:mods"
+                    },
+                    "type": "mod",
+                    "options": [
+                        "server",
+                        "client",
+                        "required",
+                        "included"
+                    ]
+                },
                 {
                     "id": "forge",
                     "versions": "[1.7.10-10.13.4.1614-1.7.10]",