Commits since last release

Check upstream for the full history.

• Fix indexing of module functions that return enumeration types. commit
• tramp.texi texinfo 4.13 compatibility commit
• Explain "Tramp" spelling in its manual commit
• Fix 'display-line-numbers-mode' in hide-show buffers commit
• Don't check whether a deleted window is deletable (Bug#54028) commit
• A friendlier error message from image-mode in an empty buffer commit
• Don't reference obsolete variables in edebug.el commit
• Fix a typo in filesets.el's doc string commit
• Improve documentation of filling and justification commands commit
• Fix indexing of module functions that return complex types. commit
• Prevent crashes caused by invalid locale coding systems commit
• Separate command and concept index in Transient manual commit
• Fix Transient manual commit
• Fix problem with popd for in remote shell buffers commit
• Import texi source file for transient manual commit
• Fix 'exchange-point-and-mark' in 'transient-mark-mode' commit
• Fix "C-SPC C-SPC" after "C-x C-x" commit
• Fix a typo in fontset.el commit
• Note in ELisp manual that too-wide images are truncated commit
• Fix integer arithmetic miss-compilation (bug#53451) commit
• Mark flymake as compatible with emacs-26.1 commit
• flymake: Ensure compatibility with older Emacsen commit
• Don't remove dummy.group from gnus-newsrc-alist on Gnus save commit
• Fix ietf-drums-get-comment doc string commit
• Fix typo in display.texi commit
• Revert an erroneous change in tramp-cache.el commit