Merge from origin/emacs-28

dc3d01a5af CC Mode: Fix a c-backward-token-2 call wrongly jumping bac...
e390396e68 Doc fixes; don't use obsolete names
c85f7c2e8a Don't refer to obsolete alias for insert-char
60ad45c5d2 Don't use obsolete face name in manoj-dark-theme

diff --cc etc/compilation.txt
Simple merge

diff --cc etc/themes/manoj-dark-theme.el
Simple merge

diff --cc lisp/mh-e/mh-funcs.el
Simple merge

diff --cc lisp/progmodes/cc-fonts.el
Simple merge