* lisp/org.el (org-load-modules-maybe): Autoload.
org-store-link and orgtbl-mode both 1) call org-load-modules-maybe at
the start of their execution, 2) can be used outside of Org mode, and
3) are in libraries that do not load org.el (instead org.el loads
them). Autoload org-load-modules-maybe to avoid an error if these are
called before org.el is loaded.
Reported-by: Tim Frana <tfr@mailbox.org>
Ref: https://orgmode.org/list/5e0f0216-44d8-c909-3757-4d95650445ef@mailbox.org