Consistentify miscellaneous style on remaining manpages

Most notably this fixes the vdev_id(8) non-.Xrs in vdev_id.conf.5

Reviewed-by: Richard Laager <rlaager@wiktel.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12212

man/man8/zed.8.in

@@ -147,7 +147,7 @@ is sourced by scripts; these variables should be prefixed with
 The zevent nvpairs are passed to ZEDLETs as environment variables.
 Each nvpair name is converted to an environment variable in the following
 manner:
-.Bl -enum
+.Bl -enum -compact
 .It
 it is prefixed with
 .Sy ZEVENT_ ,
@@ -160,7 +160,7 @@ each non-alphanumeric character is converted to an underscore.
 Some additional environment variables have been defined to present certain
 nvpair values in a more convenient form.
 An incomplete list of zevent environment variables is as follows:
-.Bl -tag -width "ZEVENT_TIME_STRING"
+.Bl -tag -compact -width "ZEVENT_TIME_STRING"
 .It Sy ZEVENT_EID
 The Event IDentifier.
 .It Sy ZEVENT_CLASS
@@ -187,7 +187,7 @@ An almost-RFC3339-compliant string for
 .El
 .Pp
 Additionally, the following ZED & ZFS variables are defined:
-.Bl -tag -width "ZEVENT_TIME_STRING"
+.Bl -tag -compact -width "ZEVENT_TIME_STRING"
 .It Sy ZED_PID
 The daemon's process ID.
 .It Sy ZED_ZEDLET_DIR