sysutils/zrepl-dsh2dsh: update to 0.8.9

Changelogs:

• https://github.com/dsh2dsh/zrepl/releases/tag/v0.8.6
• https://github.com/dsh2dsh/zrepl/releases/tag/v0.8.7
• https://github.com/dsh2dsh/zrepl/releases/tag/v0.8.8
• https://github.com/dsh2dsh/zrepl/releases/tag/v0.8.9

A list of important fixes:

Use local sinks directly, instead of local grpc
Fix panic in initial replication
Fix capturing of stderr
Fix using of filesystems with shell patterns for exclusion

PR: 282246