[elpa] externals/org updated (3aac00e45d -> 6d1c1721e3)

[ELPA Syncer]

elpasync pushed a change to branch externals/org.

      from  3aac00e45d lisp/org-indent.el: Add hook to run after it initializes 
a buffer
       new  d6117f895c org-element-cache: Provide Elisp API to store user data 
inside the cache
      adds  38ccb77196 Backport commit 55555a6a0 from Emacs
      adds  f348adce0d Merge branch 'km/from-emacs-29' into bugfix
      adds  478b40d99e Update version number for the 9.6.15 release
       new  4279b84a1f org-lint-invalid-cite-export-declaration: Do not warn 
about not-yet-loaded processors
       new  6d1c1721e3 Merge branch 'bugfix'


Summary of changes:
 etc/ORG-NEWS                     | 17 ++++++++
 lisp/org-element.el              | 94 +++++++++++++++++++++++++++++-----------
 lisp/org-lint.el                 |  7 ++-
 lisp/org-protocol.el             | 21 ++++-----
 testing/lisp/test-org-element.el | 48 ++++++++++++++++++++
 5 files changed, 149 insertions(+), 38 deletions(-)