qt6 db plugin conflict

[Bill Hill via macports-users]

Hi. There seems to be a conflict between qt6-psql-plugin and qt6-sqlite-plugin. 
(I haven't tried the qt6-mysql-plugin).
Both seem to try to install 
/opt/local/libexec/qt6/sbom/qsqlitedriverplugins-6.8.2.spdx
Ideas?
Thanks. Bill