master updated (b615c1f -> d97a77c)

[Glenn Morris]

gm pushed a change to branch master.

      from  b615c1f   * lisp/progmodes/vhdl-mode.el (speedbar-load-hook): 
Silence compiler.
      adds  778923a   Document feature requests in the Emacs manual
      adds  3fb37dc   ; * lisp/ezimage.el: Fix typo.
      adds  b784265   ; * lisp/obsolete/vc-arch.el: Add missing 
"Obsolete-since" tag.
      adds  8d091f7   ; Fix recent markup change
       new  213840a   Merge from origin/emacs-27
      adds  4453acb   Fix the error message from makefile-move-to-macro
       new  9fcfe05   ; Merge from origin/emacs-27
      adds  5da372e   ; Minor edit in anti.texi
       new  1149b69   Merge from origin/emacs-27
      adds  6338f69   Add unattended spell-checking to checkdoc
       new  8c37649   ; Merge from origin/emacs-27
      adds  0d3d3be   Merge branch 'emacs-27' of 
git.savannah.gnu.org:/srv/git/emacs into emacs-27
      adds  a785be2   Fix wording and punctuation of a recent commit
      adds  069741b   ; * etc/NEWS: Mention latest changes in checkdoc.  
(Bug#38583)
      adds  4df0c1c   ; * src/lread.c (force_new_style_backquotes): Fix 
reference.
       new  d97a77c   Merge from origin/emacs-27


Summary of changes:
 doc/emacs/anti.texi         |  2 +-
 doc/emacs/custom.texi       |  2 +-
 doc/emacs/trouble.texi      | 11 +++++++++++
 etc/NEWS.27                 |  8 ++++++++
 lisp/emacs-lisp/checkdoc.el |  4 ++--
 lisp/ezimage.el             |  2 +-
 lisp/obsolete/vc-arch.el    |  1 +
 lisp/textmodes/ispell.el    |  6 +++---
 src/lread.c                 |  2 +-
 9 files changed, 29 insertions(+), 9 deletions(-)