git: 6af5ab1bb45d - stable/13 - ipfw.8: MFC: spell "layer2" consistently throughout the manual page

The branch stable/13 has been updated by eugen:

URL: https://cgit.FreeBSD.org/src/commit/?id=6af5ab1bb45d06b5480586a9af2642e414c61c98

commit 6af5ab1bb45d06b5480586a9af2642e414c61c98
Author:     Eugene Grosbein <eugen@FreeBSD.org>
AuthorDate: 2022-05-13 21:30:29 +0000
Commit:     Eugene Grosbein <eugen@FreeBSD.org>
CommitDate: 2022-05-21 02:10:04 +0000

    ipfw.8: MFC: spell "layer2" consistently throughout the manual page
    
    (cherry picked from commit 9d7cefc278027a2e52fa56c38536712c6a309629)
---
 sbin/ipfw/ipfw.8 | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sbin/ipfw/ipfw.8 b/sbin/ipfw/ipfw.8
index dc895310b638..ba477f379532 100644
--- a/sbin/ipfw/ipfw.8
+++ b/sbin/ipfw/ipfw.8
@@ -593,7 +593,7 @@ where the body of the rule specifies which information is used
 for filtering packets, among the following:
 .Pp
 .Bl -tag -width "Source and dest. addresses and ports" -offset XXX -compact
-.It Layer-2 header fields
+.It Layer2 header fields
 When available
 .It IPv4 and IPv6 Protocol
 SCTP, TCP, UDP, ICMP, etc.
@@ -911,7 +911,7 @@ the local routing table for that IP.
 .br
 A
 .Ar fwd
-rule will not match layer-2 packets (those received
+rule will not match layer2 packets (those received
 on ether_input, ether_output, or bridged).
 .br
 The
@@ -4088,7 +4088,7 @@ Limits the number of messages produced by a verbose firewall.
 .It Va net.inet6.ip6.fw.deny_unknown_exthdrs : No 1
 If enabled packets with unknown IPv6 Extension Headers will be denied.
 .It Va net.link.ether.ipfw : No 0
-Controls whether layer-2 packets are passed to
+Controls whether layer2 packets are passed to
 .Nm .
 Default is no.
 .It Va net.link.bridge.ipfw : No 0