Try previous build image on AppVeyor

Mark-Simulacrum · Mark-Simulacrum · commit 9a8268eade7f · 2019-04-24T13:05:11.000-06:00
diff --git a/appveyor.yml b/appveyor.yml
@@ -1,4 +1,5 @@
 environment:
+  image: Previous Visual Studio 2017
 
   # By default schannel checks revocation of certificates unlike some other SSL
   # backends, but we've historically had problems on CI where a revocation

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,5 @@`
`1`	`1`	`environment:`
	`2`	`+ image: Previous Visual Studio 2017`
`2`	`3`
`3`	`4`	`# By default schannel checks revocation of certificates unlike some other SSL`
`4`	`5`	`# backends, but we've historically had problems on CI where a revocation`