Update changelog

(cherry picked from commit 0048bf2)

Author: danielnelson

CHANGELOG.md

@@ -9,6 +9,7 @@
 - [#3235](https://github.com/influxdata/telegraf/issues/3235): Fix skipped line with empty target in iptables.
 - [#3175](https://github.com/influxdata/telegraf/issues/3175): Fix duplicate keys in perf counters sqlserver query.
 - [#3230](https://github.com/influxdata/telegraf/issues/3230): Fix panic in statsd p100 calculation.
+- [#3242](https://github.com/influxdata/telegraf/issues/3242): Fix arm64 packages contain 32-bit executable.
 
 ## v1.4 [2017-09-05]