AppVeyor: fix nuget solution path

eagleivg · eagleivg · commit 59846594b2fc · 2018-07-11T12:56:13.000+03:00
diff --git a/appveyor.yml b/appveyor.yml
@@ -18,7 +18,7 @@ environment:
 #- SET LUAENV=lua51
 #- cmd: .appveyor\install-lua.cmd
 before_build:
-  nuget restore
+  nuget restore src\engine.sln
 cache:
   - packages -> **\packages.config
 
