[gitignore] update the list

stefanscript · stefanscript · commit fba6165f73d4 · 2018-04-06T23:03:38.000+01:00
diff --git a/.gitignore b/.gitignore
@@ -21,3 +21,4 @@ yarn-debug.log*
 yarn-error.log*
 
 .idea
+/build/
