Remove *_LIST SSL_ctrl functions.

They were removed in the initial fork, but the ctrl macros remained.

BUG=404754

Change-Id: I5b20434faf494c54974a8d9a9df0e87ccf33c414
Reviewed-on: https://boringssl-review.googlesource.com/5670
Reviewed-by: Adam Langley <agl@google.com>