Improve logcheck rules (influxd)

roles/common/files/logcheck/influxd_local

@@ -0,0 +1 @@
+^\w{3} [ :[:digit:]]{11} [._[:alnum:]-]+ influxd\[[[:digit:]]+\]: \[retention\] [/[:digit:]]+ [:[:digit:]]+ retention policy shard deletion check commencing$