[O] bug#25473: 26.0.50; org-agenda tries to invoke insert-diary-entry, which does not exist

[Glenn Morris]

Kyle Meyer wrote:

> 685d3ba4a (Replace obsolete aliases of calendar functions, 2014-11-15)
> in the Org mode repo switched the commands over to the diary prefix.

There is a clear problem if Org changes aren't being synced to Emacs for
over 2 years.