checkstyle: fix action failures

Reviewed-by: Don Brady <dev.fs.zfs@gmail.com>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Serapheim Dimitropoulos <serapheim@delphix.com>
Closes openzfs#15220

cmd/zed/zed.d/statechange-slot_off.sh

@@ -1,4 +1,5 @@
 #!/bin/sh
+# shellcheck disable=SC3014,SC2154,SC2086,SC2034
 #
 # Turn off disk's enclosure slot if it becomes FAULTED.
 #

man/man8/zpool.8

@@ -110,9 +110,9 @@ Removes ZFS label information from the specified
 .It Xo
 .Xr zpool-attach 8 Ns / Ns Xr zpool-detach 8
 .Xc
-Converts a non-redundant disk into a mirror, or increases the redundancy level of an existing mirror
-.Ns (
-.Cm attach Ns ), or performs the inverse operation (
+Converts a non-redundant disk into a mirror, or increases
+the redundancy level of an existing mirror
+.Cm ( attach Ns ), or performs the inverse operation (
 .Cm detach Ns ).
 .It Xo
 .Xr zpool-add 8 Ns / Ns Xr zpool-remove 8
@@ -265,7 +265,7 @@ While not recommended, a pool based on files can be useful for experimental
 purposes.
 .Dl # Nm zpool Cm create Ar tank Pa /path/to/file/a /path/to/file/b
 .
-.Ss Example 5 : No Making a non-mirrored ZFS Storage Pool mirrored.
+.Ss Example 5 : No Making a non-mirrored ZFS Storage Pool mirrored
 The following command converts an existing single device
 .Ar sda
 into a mirror by attaching a second device to it,