[Ohrrpgce] wip r13909: Mapedit "Erase tile data + doors + NPC instances" now deletes door links too

[cron at rpg.hamsterrepublic.com]

https://github.com/ohrrpgce/ohrrpgce/commit/81f0d9d6b018bec101b1503ad8c8b8d36798ceea
Author: teeemcee <teeemcee at 7d344553-34f0-0310-a9b1-970ce8f1c3a2>
Date:   Fri Jun 27 06:36:59 2025 +0000

    Mapedit "Erase tile data + doors + NPC instances" now deletes door links too
    
    And the mapedit_delete help page didn't mention zones.
    

 mapsubs.bas                |  3 ++-
 ohrhelp/mapedit_delete.txt | 11 ++++++++---
 2 files changed, 10 insertions(+), 4 deletions(-)