chore(ci): remove IE as browser testing target in Karma's common config

Signed-off-by: hainenber <[email protected]>

Author: hainenber

test/karma.common.conf.js

@@ -27,7 +27,7 @@ var karmaConfig = {
   // if true, Karma captures browsers, runs the tests and exits
   singleRun: false,
 
-  browsers: ["Chrome", "Firefox", "IE"],
+  browsers: ["Chrome", "Firefox"],
 
   // Concurrency level
   // how many browser should be started simultaneous