[Ignore] Use correct AppVeyor version

rjmholt · rjmholt · commit bc192aecc78f · 2019-01-18T11:52:43.000-08:00
diff --git a/appveyor.yml b/appveyor.yml
@@ -1,4 +1,4 @@
-version: '1.10.3{build}'
+version: '2.0.0-{build}'
 image: Visual Studio 2017
 clone_depth: 10
 skip_tags: true
