Merge from origin/emacs-28

c8442df ; Separate command and concept index in Transient manual
8aa052c ; Fix Transient manual
5b7752a Fix problem with popd for in remote shell buffers
38f6ea1 Import texi source file for transient manual
df34929 Update to Org 9.5.2-15-gc5ceb6

diff --cc doc/misc/Makefile.in
Simple merge

diff --cc lisp/shell.el
Simple merge