Fix different spellings of AdministrativeRegulatoryProse

Change-Id: Icc5e0dde6ab2ba8e76a80957c3f500e27b33c017
diff --git a/map-ger-icc-genres.pl b/map-ger-icc-genres.pl
index 216cdd9..35a28db 100755
--- a/map-ger-icc-genres.pl
+++ b/map-ger-icc-genres.pl
@@ -1,6 +1,7 @@
 #!/usr/bin/env perl
 
 while (<STDIN>) {
+  s/AdministrativeRegulatory_Prose<\/classCode>/Instructional:AdministrativeRegulatoryProse<\/classCode>/;
   s/Administrative\/regulatory prose<\/classCode>/Instructional:AdministrativeRegulatoryProse<\/classCode>/;
   s/Blogs<\/classCode>/Blog<\/classCode>/;
   s/Creative<\/classCode>/Creative:Novels_ShortStories<\/classCode>/;