update extras/elixir-ctags definition

Gaspar Chilingarov · Gaspar Chilingarov · commit d5444efe86cc · 2016-12-01T02:48:04.000+04:00
diff --git a/extras/elixir-ctags b/extras/elixir-ctags
@@ -1 +1 @@
-Subproject commit a63b5d5176af9f0c9d3aa115098c6b5603eca9c4
+Subproject commit db7431c918aaf53a7314efb4c0b41d633b1f4a6b
