sysutils/smartmontools: Update to 7.1

• Remove upstreamed patches
• Remove gmake dependency
• Remove drivedb update binary as it will modify tracked files

See NEWS file for upstream changes:
https://www.smartmontools.org/browser/tags/RELEASE_7_1/smartmontools/NEWS

PR: 243926
Submitted by: daniel.engberg.lists@pyret.net
Approved by: samm (maintainer, timeout)
Differential Revision: https://reviews.freebsd.org/D23101