Suggest to reboot after installworld in the example of development workflow.

Reviewed by:	trasz
Approved by:	mat (mentor)
Differential Revision:	https://reviews.freebsd.org/D16746

share/man/man7/development.7

@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd June 21, 2018
+.Dd August 22, 2018
 .Dt DEVELOPMENT 7
 .Os
 .Sh NAME
@@ -117,6 +117,7 @@ After reboot:
 .Bd -literal -offset indent
 cd src
 make -j8 installworld
+reboot
 .Ed
 .Sh SEE ALSO
 .Xr svnlite 1 ,