Merge from origin/emacs-29

79659416f95 ; * admin/git-bisect-start: Fix commit hash
a9037aa8e81 ; Fix use-package-ensure-system-package macOS footnote
7d787564c08 Actually improve detection of long lines
118465f6fed ; Improve checkdoc.el commentary section
30e3cb21351 Unset the weight/slant/width in the spec when realizing a...
01154166057 Update to Org 9.6-31-g954a95
26a8644a587 ; tabulated-list.el: Remove duplicate obsolete declaration
29b9aeae32a ; * doc/misc/use-package.texi: Fix misplaced @end group.
3c5a41b2008 ; * doc/lispref/keymaps.texi (Searching Keymaps): Fix a t...
1753da24cd4 Fix infloop in 'shell-resync-dirs' with tcsh
2f1269c3331 ; Fix some minor issues in use-package.texi

diff --cc src/buffer.h
Simple merge

diff --cc src/pdumper.c
Simple merge

diff --cc src/xdisp.c
Simple merge