Add dpkg-gensymbols in the usertags

debian/usertags

@@ -63,6 +63,7 @@ dpkg-distaddfile	[DPKG-DISTADDFILE]
 dpkg-divert		[DPKG-DIVERT]
 dpkg-genchanges		[DPKG-GENCHANGES]
 dpkg-gencontrol		[DPKG-GENCONTROL]
+dpkg-gensymbols		[DPKG-GENCSYMBOLS]
 dpkg-name		[DPKG-NAME]
 dpkg-parsechangelog	[DPKG-PARSECHANGELOG]
 dpkg-query		[DPKG-QUERY]
@@ -101,6 +102,7 @@ usercategory dpkg-program
   + dpkg-divert [tag=dpkg-divert]
   + dpkg-genchanges [tag=dpkg-genchanges]
   + dpkg-gencontrol [tag=dpkg-gencontrol]
+  + dpkg-gensymbols [tag=dpkg-gensymbols]
   + dpkg-name [tag=dpkg-name]
   + dpkg-parsechangelog [tag=dpkg-parsechangelog]
   + dpkg-query [tag=dpkg-query]