Update download-commands plugin to latest revision

To get fixes merged from stable-2.8:

* Always show repo download command if repo download scheme is enabled

Change-Id: I8de4c0c19073fb7b5ea2d9e8e34e0a7e1944ace4
diff --git a/plugins/download-commands b/plugins/download-commands
index fe2bc6b..7eb3360 160000
--- a/plugins/download-commands
+++ b/plugins/download-commands
@@ -1 +1 @@
-Subproject commit fe2bc6be5ef964a5df247a85f82c0155dc2f8876
+Subproject commit 7eb3360a89282ceaa404bcade5137cc5eb62945f