Update submodules: plugins (new commits)

plugins:
    ae2144e Chris Smith <chris@dmdirc.com>
            Inject some more dialogs

            Gerrit: http://gerrit.dmdirc.com/3042

Change-Id: I55d61cba897dac2895a75dc2739eefbd7d5037c8

modules/plugins

@@ -1 +1 @@
-Subproject commit 0f7aebad7e129eca29e76b6e5f28abfe23af83b8
+Subproject commit ae2144ee6305c75728d11965de0dc4bf03f4c787