Fix typo that prevent to show the correct layers in the relation view

Change-Id: I6342d864171ac503d0fb6884f5ccfad70012c441
diff --git a/Changes b/Changes
index b229ee2..0f3e688 100644
--- a/Changes
+++ b/Changes
@@ -1,6 +1,7 @@
-0.56 2024-08-23
+0.56 2024-08-28
         - Improve slim test for plugin support
           (korapxml2...; diewald)
+        - Fix layerInfo retrieval for relation view. (diewald)
 
 0.55 2024-07-03
         - Removed deprecated doc_link_to helper. (diewald)
diff --git a/lib/Kalamar/Controller/Search.pm b/lib/Kalamar/Controller/Search.pm
index 47d2b1e..b2d547d 100644
--- a/lib/Kalamar/Controller/Search.pm
+++ b/lib/Kalamar/Controller/Search.pm
@@ -6,7 +6,7 @@
 use Mojo::JSON;
 use POSIX 'ceil';
 
-our @search_fields = qw!ID UID textSigle layerInfo title subTitle pubDate author availability snippet!;
+our @search_fields = qw!ID UID textSigle layerInfos title subTitle pubDate author availability snippet!;
 
 # TODO:
 #   Support server timing API