Update changelog

(cherry picked from commit 52f8cc4)

CHANGELOG.md

@@ -1,3 +1,22 @@
+## v1.16.2 [2020-11-13]
+
+#### Bugfixes
+
+  - [#8400](https://github.com/influxdata/telegraf/pull/8400) `parsers.csv` Fix parsing of multiple files with different headers (#6318).
+  - [#8326](https://github.com/influxdata/telegraf/pull/8326) `inputs.proxmox` proxmox: ignore QEMU templates and iron out a few bugs
+  - [#7991](https://github.com/influxdata/telegraf/pull/7991) `inputs.systemd_units` systemd_units: add --plain to command invocation (#7990)
+  - [#8307](https://github.com/influxdata/telegraf/pull/8307) fix links in external plugins readme
+  - [#8370](https://github.com/influxdata/telegraf/pull/8370) `inputs.redis` Fix minor typos in readmes
+  - [#8374](https://github.com/influxdata/telegraf/pull/8374) `inputs.smart` Fix SMART plugin to recognize all devices from config
+  - [#8288](https://github.com/influxdata/telegraf/pull/8288) `inputs.redfish` Add OData-Version header to requests
+  - [#8357](https://github.com/influxdata/telegraf/pull/8357) `inputs.vsphere` Prydin issue 8169
+  - [#8356](https://github.com/influxdata/telegraf/pull/8356) `inputs.sqlserver` On-prem fix for #8324
+  - [#8165](https://github.com/influxdata/telegraf/pull/8165) `outputs.wavefront` [output.wavefront] Introduced "immediate_flush" flag
+  - [#7938](https://github.com/influxdata/telegraf/pull/7938) `inputs.gnmi` added support for bytes encoding
+  - [#8337](https://github.com/influxdata/telegraf/pull/8337) `inputs.dcos` Update jwt-go module to address CVE-2020-26160
+  - [#8350](https://github.com/influxdata/telegraf/pull/8350) `inputs.ras` fix plugins/input/ras test
+  - [#8329](https://github.com/influxdata/telegraf/pull/8329) `outputs.dynatrace` #8328 Fixed a bug with the state map in Dynatrace Plugin
+
 ## v1.16.1 [2020-10-28]
 
 #### Release Notes

build_version.txt

@@ -1 +1 @@
-1.16.1
+1.16.2