p4.txt: Use backquotes for variable names
authorRobert P. J. Day <rpjday@crashcourse.ca>
Wed, 30 May 2018 13:04:00 +0000 (09:04 -0400)
committerJunio C Hamano <gitster@pobox.com>
Fri, 1 Jun 2018 01:47:05 +0000 (10:47 +0900)
commitf156a0934a53a4d564933ebce1b832a4e347d78a
tree63016cc0e81b4669cf2b7565ac89f11a3c54f0d3
parentfc54c1af3ec09bab8b8ea09768c2da4069b7f53e
p4.txt: Use backquotes for variable names

For consistency, use backquotes when referring to environment
variables, as is done in other man pages.

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Documentation/git-p4.txt