master updated (6e2d3bc -> b7c1b81)

[Glenn Morris]

gm pushed a change to branch master.

      from  6e2d3bc   Correct mouse handling when window origin changes between 
down and up events
      adds  5dfa5e2   Improve documentation of regexp ranges
       new  b7c1b81   Merge from origin/emacs-27


Summary of changes:
 doc/lispref/searching.texi | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)