require CRAN version of shinytest

cpsievert · cpsievert · commit ef5067a56349 · 2019-04-08T13:38:37.000-05:00
diff --git a/DESCRIPTION b/DESCRIPTION
@@ -54,7 +54,7 @@ Suggests:
     knitr,
     devtools,
     shiny (>= 1.1.0),
-    shinytest (> 1.3.0),
+    shinytest (>= 1.3.0),
     curl,
     rmarkdown,
     vdiffr,
