databases/redis62: Update to 6.2.10

• Switch from CONFLICTS to CONFLICTS_INSTALL.
• Add PORTSCOUT to limit the range to 6.2.x.

ChangeLog: https://github.com/redis/redis/releases/tag/6.2.10
MFH: 2023Q1
(cherry picked from commit 15aafe30b3c8009f90d5dcb0b7b562805572ee62)