git: 92ccbdea75c9 - stable/12 - jail.8: Fix formatting of synopsis and some code examples

The branch stable/12 has been updated by 0mp (doc, ports committer):

URL: https://cgit.FreeBSD.org/src/commit/?id=92ccbdea75c9a59edc570d20144999fd6f6a6056

commit 92ccbdea75c9a59edc570d20144999fd6f6a6056
Author:     Mateusz Piotrowski <0mp@FreeBSD.org>
AuthorDate: 2022-07-18 11:38:00 +0000
Commit:     Mateusz Piotrowski <0mp@FreeBSD.org>
CommitDate: 2022-07-21 23:56:57 +0000

    jail.8: Fix formatting of synopsis and some code examples
    
    MFC after:      3 days
    
    (cherry picked from commit 203be0938dc5e1bd46b028f72077f8531e98a6cd)
---
 usr.sbin/jail/jail.8 | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/usr.sbin/jail/jail.8 b/usr.sbin/jail/jail.8
index 0b96f4d4adcc..c01d51d3fd3d 100644
--- a/usr.sbin/jail/jail.8
+++ b/usr.sbin/jail/jail.8
@@ -25,7 +25,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd April 4, 2021
+.Dd July 18, 2022
 .Dt JAIL 8
 .Os
 .Sh NAME
@@ -58,7 +58,8 @@
 .Op Fl U Ar username
 .Op Fl n Ar jailname
 .Op Fl s Ar securelevel
-.Ar path hostname ip Ns [ Ns Ar ,... Ns ] Ar command ...
+.Ar path hostname ip Ns Op Cm \&, Ns Ar ...
+.Ar command ...
 .Nm
 .Op Fl f Ar conf_file
 .Fl e
@@ -932,7 +933,7 @@ To set up a jail directory tree containing an entire
 distribution, the following
 .Xr sh 1
 command script can be used:
-.Bd -literal
+.Bd -literal -offset indent
 D=/here/is/the/jail
 cd /usr/src
 mkdir -p $D
@@ -1191,9 +1192,11 @@ the intended use of the jail, you may also want to run
 .Pa /etc/rc.shutdown
 from within the jail.
 .Pp
-To shut down the jail from the outside, simply remove it with
-.Nm
-.Ar -r ,
+To shut down the jail from the outside, simply remove it with:
+.Bd -literal -offset indent
+jail -r
+.Ed
+.Pp
 which will run any commands specified by
 .Va exec.stop ,
 and then send