[grilo] doc: Remove removed function from API docs

[Bastien Nocera <hadess src gnome org>]

commit 630be719519dd27b7bb93d0f0ac3b78be3b508ad
Author: Bastien Nocera <hadess hadess net>
Date:   Sat Dec 26 23:32:34 2015 +0100

    doc: Remove removed function from API docs

 doc/grilo/grilo-sections.txt |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/doc/grilo/grilo-sections.txt b/doc/grilo/grilo-sections.txt
index e15189c..89abc55 100644
--- a/doc/grilo/grilo-sections.txt
+++ b/doc/grilo/grilo-sections.txt
@@ -209,7 +209,6 @@ grl_registry_get_sources
 grl_registry_get_sources_by_operations
 grl_registry_load_all_plugins
 grl_registry_load_plugin
-grl_registry_load_plugin_by_id
 grl_registry_load_plugin_directory
 grl_registry_load_plugin_from_desc
 grl_registry_lookup_metadata_key