Update changelog

(cherry picked from commit dc4fa5d)

CHANGELOG.md

@@ -1,3 +1,21 @@
+## v1.18.1 [2021-04-07]
+
+#### Bugfixes
+
+  - [#9082](https://github.com/influxdata/telegraf/pull/9082) `inputs.mysql` Fix 'binary logs' query for MySQL 8
+  - [#9069](https://github.com/influxdata/telegraf/pull/9069) `inputs.tail` Add configurable option for the 'path' tag override
+  - [#9067](https://github.com/influxdata/telegraf/pull/9067) `inputs.nfsclient` Fix integer overflow in fields from mountstat
+  - [#9050](https://github.com/influxdata/telegraf/pull/9050) `inputs.snmp` Fix init when no mibs are installed
+  - [#9072](https://github.com/influxdata/telegraf/pull/9072) `inputs.ping` Always call SetPrivileged(true) in native mode
+  - [#9043](https://github.com/influxdata/telegraf/pull/9043) `processors.ifname` Get interface name more effeciently
+  - [#9056](https://github.com/influxdata/telegraf/pull/9056) `outputs.yandex_cloud_monitoring` Use correct compute metadata URL to get folder-id
+  - [#9048](https://github.com/influxdata/telegraf/pull/9048) `outputs.azure_monitor` Handle error when initializing the auth object
+  - [#8549](https://github.com/influxdata/telegraf/pull/8549) `inputs.sqlserver` Fix sqlserver_process_cpu calculation
+  - [#9035](https://github.com/influxdata/telegraf/pull/9035) `inputs.ipmi_sensor` Fix panic
+  - [#9009](https://github.com/influxdata/telegraf/pull/9009) `inputs.docker` Fix panic when parsing container stats
+  - [#8333](https://github.com/influxdata/telegraf/pull/8333) `inputs.exec` Don't truncate messages in debug mode
+  - [#8769](https://github.com/influxdata/telegraf/pull/8769) `agent` Close running outputs when reloadinlg
+
 ## v1.18.0 [2021-03-17]
 
 #### Release Notes

etc/telegraf.conf

@@ -5151,7 +5151,7 @@
 #   # timeout = "5ms"
 
 
-# # A plugin to collect stats from Opensmtpd - a validating, recursive, and caching DNS resolver
+# # A plugin to collect stats from Opensmtpd - a validating, recursive, and caching DNS resolver 
 # [[inputs.opensmtpd]]
 #   ## If running as a restricted user you can prepend sudo for additional access:
 #   #use_sudo = false
@@ -6984,20 +6984,20 @@
 # 	## This value is propagated to pqos tool. Interval format is defined by pqos itself.
 # 	## If not provided or provided 0, will be set to 10 = 10x100ms = 1s.
 # 	# sampling_interval = "10"
-#
+# 	
 # 	## Optionally specify the path to pqos executable.
 # 	## If not provided, auto discovery will be performed.
 # 	# pqos_path = "/usr/local/bin/pqos"
 #
 # 	## Optionally specify if IPC and LLC_Misses metrics shouldn't be propagated.
 # 	## If not provided, default value is false.
 # 	# shortened_metrics = false
-#
+# 	
 # 	## Specify the list of groups of CPU core(s) to be provided as pqos input.
 # 	## Mandatory if processes aren't set and forbidden if processes are specified.
 # 	## e.g. ["0-3", "4,5,6"] or ["1-3,4"]
 # 	# cores = ["0-3"]
-#
+# 	
 # 	## Specify the list of processes for which Metrics will be collected.
 # 	## Mandatory if cores aren't set and forbidden if cores are specified.
 # 	## e.g. ["qemu", "pmd"]
@@ -7949,6 +7949,9 @@
 #   ## https://github.com/influxdata/telegraf/blob/master/docs/DATA_FORMATS_INPUT.md
 #   data_format = "influx"
 #
+#   ## Set the tag that will contain the path of the tailed file. If you don't want this tag, set it to an empty string.
+#   # path_tag = "path"
+#
 #   ## multiline parser/codec
 #   ## https://www.elastic.co/guide/en/logstash/2.4/plugins-filters-multiline.html
 #   #[inputs.tail.multiline]
@@ -8194,3 +8197,4 @@
 # [[inputs.zipkin]]
 #   # path = "/api/v1/spans" # URL path for span data
 #   # port = 9411            # Port on which Telegraf listens
+