inetutils: uprev to 1.9.2

1. remove unneeded patches:
 inetutils-1.9.1/disable-pre-ANSI-compilers.patch
 inetutils-1.9.1/remove-gets.patch
2. Update the version from 1.9.1 to 1.9.2 in version.patch
3. remove PR

Signed-off-by: Roy Li <rongqing.li@windriver.com>
Signed-off-by: Joe MacDonald <joe_macdonald@mentor.com>