master updated (b4fc5bedb8 -> 9d2dcd1841)

[Stefan Kangas]

skangas pushed a change to branch master.

      from  b4fc5bedb8 Use _NET_CLIENT_LIST_STACKING to optimize drag and drop 
window discovery
      adds  d3d6f1c9bd Clarify the description of "selected tags table"
       new  9d2dcd1841 Merge from origin/emacs-28


Summary of changes:
 doc/emacs/maintaining.texi | 34 ++++++++++++++++++++++------------
 1 file changed, 22 insertions(+), 12 deletions(-)