fix method index entry for add_file_magic()

diff --git a/Imager.pm b/Imager.pm
index e8fd6a4e1f2d0ee62e34d8a610e10ad355b2d47e..f42d2c776496d31ef1d05db006f67e8f0a140ce6 100644 (file)
--- a/Imager.pm
+++ b/Imager.pm
@@ -4769,7 +4769,8 @@ Where to find information on methods for Imager class objects.
 addcolors() - L<Imager::ImageTypes/addcolors()> - add colors to a
 paletted image
 
-add_file_magic() - 
+add_file_magic() - L<Imager::Files/add_file_magic()> - add magic to
+Imager's file type detector.
 
 addtag() -  L<Imager::ImageTypes/addtag()> - add image tags