Change 7-zip args to support 7-zip ver 3.12 so NSIS will properly build on pacifica. Followup to bug 326580.

toolkit/mozapps/installer/windows/install_sub.pl

@@ -298,7 +298,7 @@ sub BuildPlatformInstaller
     }
 
     chdir "$topobjdir/installer-stage";
-    system("7z a -t7z $dosDistInstall/nsis/app.7z setup.exe config nonlocalized localized optional -mx -m0=BCJ2 -m1=LZMA:d24 -m2=LZMA:d19 -m3=LZMA:d19  -mb0:1 -mb0s1:2 -mb0s2:3") &&
+    system("7z a -r -t7z $dosDistInstall/nsis/app.7z -mx -m0=BCJ2 -m1=LZMA:d24 -m2=LZMA:d19 -m3=LZMA:d19  -mb0:1 -mb0s1:2 -mb0s2:3") &&
       die "7z failed: $!";
 
     system("upx --best -o $dosDistInstall/nsis/7zSD.sfx $dostopsrcdir/other-licenses/7zstub/firefox/7zSD.sfx") &&