[nongnu] elpa/gptel updated (c1866e7fe5 -> 4034025d8a)

[ELPA Syncer]

elpasync pushed a change to branch elpa/gptel.

      from  c1866e7fe5 NEWS: Mention customize buffer support for gptel-backend
       new  8a6769c974 gptel-request: Adjust gptel-backend customization type
       new  4034025d8a gptel-openai-extras: Update grok model list


Summary of changes:
 NEWS                   |  9 +++++++--
 gptel-openai-extras.el | 52 ++++++++++++++++++++++++++++++++------------------
 gptel-request.el       |  3 ++-
 3 files changed, 42 insertions(+), 22 deletions(-)