[grilo-plugins] lua-factory: Fix API doc for grl.get_requested_keys()

[Bastien Nocera <hadess src gnome org>]

commit fe24c9340da5a8b3a2707f10e79314d7f48ff5c8
Author: Bastien Nocera <hadess hadess net>
Date:   Sat May 14 01:34:32 2016 +0200

    lua-factory: Fix API doc for grl.get_requested_keys()
    
    https://bugzilla.gnome.org/show_bug.cgi?id=764602

 src/lua-factory/grl-lua-library.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/lua-factory/grl-lua-library.c b/src/lua-factory/grl-lua-library.c
index 65a3314..530978c 100644
--- a/src/lua-factory/grl-lua-library.c
+++ b/src/lua-factory/grl-lua-library.c
@@ -891,7 +891,7 @@ grl_l_operation_get_options (lua_State *L)
 }
 
 /**
-* grl.get_media_keys
+* grl.get_requested_keys
 *
 * @return: array of all requested keys from application (may be empty);
 */