Increase the buffer size to keep the list of programm names when
parsing programm specification. It is safe to not check out of bounds
access, because !isprint(p[i]) check will stop reading, when '\0'
character will be read from the input string.

Obtained from:	Yandex LLC
MFC after:	1 week
Sponsored by:	Yandex LLC


git-svn-id: svn+ssh://svn.freebsd.org/base/head@275729 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f