Change: selfupdate: 'writing restic to' as verbose

Running restic self-update --quiet no longer
prints "writing restic to /usr/local/bin/restic".

The only output printed with -q is failures or
"successfully updated restic to version 0.12.1"

https://github.com/restic/restic/pull/3535

fix test fail: changelog title can't end with `.`

shorten changelog title

cmd/restic/cmd_self_update.go

@@ -71,7 +71,7 @@ func runSelfUpdate(opts SelfUpdateOptions, gopts GlobalOptions, args []string) e
 		}
 	}
 
-	Printf("writing restic to %v\n", opts.Output)
+	Verbosef("writing restic to %v\n", opts.Output)
 
 	v, err := selfupdate.DownloadLatestStableRelease(gopts.ctx, opts.Output, version, Verbosef)
 	if err != nil {