biglybt-np: Fix installation

related: ScoopInstaller/Scoop#5065

bucket/biglybt-np.json

@@ -1,4 +1,5 @@
 {
+    "##": "We install to $dir\\install instead of just $dir because for some reason, Scoop has trouble removing $dir upon uninstallation.",
     "version": "3.1.0.0",
     "homepage": "https://www.biglybt.com/",
     "description": "BitTorrent client.",
@@ -14,12 +15,7 @@
         }
     },
     "installer": {
-        "args": [
-            "-q",
-            "-dir \"$dir\\install\""
-        ],
-        "##": "For some reason, Scoop fails to remove the installer once installation is complete.",
-        "keep": true
+        "script": "Start-Process -Wait \"$dir\\setup.exe\" -ArgumentList @('-q', \"-dir `\"$dir\\install`\"\") | Out-Null"
     },
     "post_install": [
         "Remove-Item \"$dir\\setup.exe\"",
@@ -30,7 +26,6 @@
         "file": "install\\uninstall.exe",
         "args": "-q"
     },
-    "##": "We install to $dir\\install instead of just $dir because for some reason, Scoop has trouble removing $dir upon uninstallation.",
     "bin": "install\\BiglyBT.exe",
     "shortcuts": [
         [