Merge from origin/emacs-26

8d45000 (origin/emacs-26) Fix some issues in the emacs/lispref manuals
194ded5 Fix multiple spaces in Emacs manual
57a5461 * lisp/files.el (save-some-buffers): Doc fix.  (Bug#30215)
231474f Adjudicate comments to "International" chapter of Emacs manual

diff --cc doc/emacs/dired.texi
Simple merge

diff --cc doc/lispref/debugging.texi
Simple merge

diff --cc lisp/files.el
Simple merge