os/bluestore: fix bluefs perf counters about l_bluefs_log_compactions

In BlueFS::_compact_log_sync_LNF_LD,l_bluefs_log_compactions
is being counted two times.

Fixes: https://tracker.ceph.com/issues/64533
co-author: Jrchyang Yu <[email protected]>
Signed-off-by: Wang Linke <[email protected]>

Author: wanglinke

src/os/bluestore/BlueFS.cc

@@ -2763,7 +2763,6 @@ void BlueFS::_rewrite_log_and_layout_sync_LNF_LD(bool permit_dev_fallback,
 
   // we're mostly done
   dout(10) << __func__ << " log extents " << log_file->fnode.extents << dendl;
-  logger->inc(l_bluefs_log_compactions);
 
   // Part 4
   // Finalization. Release old space.