Remove outdated Appveyor OS image directive [skip travis]

astropy · Jan 6, 2019 · 6980016 · 6980016
1 parent b9703dd
commit 6980016
Showing 1 changed file with 0 additions and 2 deletions.
diff --git a/appveyor.yml b/appveyor.yml
@@ -73,8 +73,6 @@ matrix:
 platform:
     -x64
 
-os: Visual Studio 2015 Update 2
-
 install:
 
     # Install Miniconda