tamed: Add missing --report to help

Missing from previous commit.

bin/tamed

@@ -433,6 +433,8 @@ run manually on a shell (unless the shell exits first).
 Options:
   --help    show this message
   --kill    kill a runing tamed at path RUNPATH
+  --report  display runner report (this is subject to change
+              in later versions)
 
 Environment Variables:
   TAMED_STALL_SECONDS   number of seconds of runner inactivity before