Revert "CA-397084 Log any user of LV at deactivate"

This reverts commit 2979937.

Signed-off-by: Mark Syms <mark.syms@cloud.com>

Author: MarkSymsCtx

libs/sm/lvutil.py

@@ -728,13 +728,6 @@ def deactivateNoRefcount(path):
 
 @lvmretry
 def _deactivate(path):
-    # Records what is using the LVM path in case there is an issue.
-    # In most cases this should be nothing.
-    try:
-        (rc, stdout, stderr) = util.doexec(['/usr/sbin/fuser', "-v", path])
-        util.SMlog(f"fuser {path} => {rc} / '{stdout}' / '{stderr}'")
-    except:
-        pass
     text = cmd_lvm([CMD_LVCHANGE, "-an", path])