chore: use lowercase filename in package.json

Author: NotSugden

package.json

@@ -53,6 +53,6 @@
     "erlpack": false,
     "electron": false,
     "register-scheme": false,
-    "./src/transports/IPC.js": false
+    "./src/transports/ipc.js": false
   }
-}
+}