luarocks: add 3.9.1 bottle.

Formula/luarocks.rb

@@ -13,12 +13,13 @@ class Luarocks < Formula
 
   bottle do
     root_url "https://github.com/gromgit/homebrew-core-mojave/releases/download/luarocks"
-    sha256 cellar: :any_skip_relocation, mojave: "96ef4365fc55fd685ed5d10d711779531a0250cc36a4b45c216a9493133c0849"
+    rebuild 1
+    sha256 cellar: :any_skip_relocation, mojave: "2e32fb3975e06e49091a1d048d2445422e417f4e82965504f89249f05007a3e3"
   end
 
   depends_on "[email protected]" => :test
   depends_on "[email protected]" => :test
-  depends_on "luajit-openresty" => :test
+  depends_on "luajit" => :test
   depends_on "lua"
 
   uses_from_macos "unzip"
@@ -73,7 +74,7 @@ def caveats
 
         # LuaJIT is compatible with lua5.1, so we can also test it here
         rmdir testpath/"blank_space"
-        system "#{Formula["luajit-openresty"].bin}/luajit", "lfs_#{luaversion}test.lua"
+        system Formula["luajit"].bin/"luajit", "lfs_#{luaversion}test.lua"
         assert_predicate testpath/"blank_space", :directory?,
           "Luafilesystem failed to create the expected directory"
       else