patch 9.0.0753: some Ex commands are not in the help index Commit: https://github.com/vim/vim/commit/b77bdce120d7e140d0d0bd535ec9febdef78993d Author: Yee Cheng Chin <ychin.git@gmail.com> Date: Sat Oct 15 10:22:19 2022 +0100 patch 9.0.0753: some Ex commands are not in the help index Problem: Some Ex commands are not in the help index. Solution: Add the missing commands. Add a script to check all Ex commands are in the help index. (Yee Cheng Chin, closes #11371)