flex.inc: Fixup DEPENDS

We added perl here incorrectly (this problem is now solved by perl-native
being used by automake/autoconf, always).  We don't need gettext here now
that we have 'inherit gettext' which does this for us.

Signed-off-by: Tom Rini <tom_rini@mentor.com>

recipes/flex/flex.inc

@@ -2,9 +2,7 @@ DESCRIPTION = "Flex is a tool for generating programs that recognize lexical pat
 SECTION = "devel"
 LICENSE = "BSD"
 
-DEPENDS = "gettext perl"
-
-INC_PR = "r6"
+INC_PR = "r7"
 
 BBCLASSEXTEND = "native"