jitsi-meet-electron: set ELECTRON_IS_DEV instead of substituting

pkgs/applications/networking/instant-messengers/jitsi-meet-electron/default.nix

@@ -43,11 +43,6 @@ buildNpmPackage rec {
 
   env.ELECTRON_SKIP_BINARY_DOWNLOAD = 1;
 
-  postPatch = ''
-    substituteInPlace main.js \
-        --replace "require('electron-is-dev')" "false"
-  '';
-
   preBuild = ''
     # remove some prebuilt binaries
     find node_modules -type d -name prebuilds -exec rm -r {} +
@@ -72,6 +67,7 @@ buildNpmPackage rec {
     makeWrapper ${lib.getExe electron} $out/bin/jitsi-meet-electron \
         --add-flags $out/share/jitsi-meet-electron/resources/app.asar \
         --add-flags "\''${NIXOS_OZONE_WL:+\''${WAYLAND_DISPLAY:+--ozone-platform-hint=auto --enable-features=WaylandWindowDecorations}}" \
+        --set-default ELECTRON_IS_DEV 0 \
         --inherit-argv0
 
     install -Dm644 resources/icons/512x512.png $out/share/icons/hicolor/512x512/apps/jitsi-meet-electron.png