man: full stop at EOL

Reviewed by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #13116

man/man8/zinject.8

@@ -188,7 +188,7 @@ Each number is in hexadecimal, and only one block can be specified.
 .It Fl C Ar dvas
 Inject the given error only into specific DVAs.
 The mask should be specified as a list of 0-indexed DVAs separated by commas
-.No (ex. Ar 0,2 Ns No ).
+.No (e.g. Ar 0,2 Ns No ).
 This option is not applicable to logical data errors such as
 .Sy decompress
 and

man/man8/zpool-labelclear.8

@@ -45,7 +45,8 @@ Removes ZFS label information from the specified
 If the
 .Ar device
 is a cache device, it also removes the L2ARC header
-(persistent L2ARC). The
+(persistent L2ARC).
+The
 .Ar device
 must not be part of an active pool configuration.
 .Bl -tag -width Ds