Fixes #4774

Maint door had access code set to "0". Changed it to "12"
Revert "Fixes #4774"

This reverts commit 05be078065a766dc4425d4e25805d25799458c7b.
Fixes #4774 with maptools

Maintenance door had access code set to "0" and "9". Changed it to "0"
and "9;12;47". Also updated the maintenance doors near virology from "0"
and "0" to "0" and "12;39" to match similar doors.
Merge pull request #4777 from mwerezak/maint-access

Fixes #4774