MFH: r557185 r558297

security/vault: update to 1.6.0

security/vault: update to 1.6.1 [1]

While here, improve pkg-message and rc script [2]

PR: 251737 [2]
Submitted by: brd [2]
Security: cc1fd3da-b8fd-4f4d-a092-c38541c0f993
Approved by: ports-secteam (implicit)