fixed Telegraf install links (#3997)

* fixed Telegraf install links

* added alias

* added alias

* added alias

content/platform/install-and-deploy/install/_index.md

@@ -18,7 +18,7 @@ To get install and configure the **InfluxData 1.x** platform, use one of the fol
 
   - [Install the open source version of InfluxData 1.x platform](/platform/install-and-deploy/install/oss-install)
   - Install InfluxData 1.x Enterprise:
-      1. [Install Telegraf](/{{< latest "telegraf" >}}/introduction/installation/)
+      1. [Install Telegraf](/{{< latest "telegraf" >}}/install/)
       2. [Install InfluxDB Enterprise](/{{< latest "enterprise_influxdb" >}}/install-and-deploy/)
       3. [Install Kapacitor Enterprise](https://archive.docs.influxdata.com/enterprise_kapacitor/latest/introduction/installation_guide/)
 

content/platform/install-and-deploy/install/oss-install.md

@@ -19,7 +19,7 @@ to be installed, configured, and started separately.
 
 ## Install Telegraf
 
-The [Telegraf installation instructions](/{{< latest "telegraf" >}}/introduction/installation/)
+The [Telegraf installation instructions](/{{< latest "telegraf" >}}/install/)
 walk through installing and configuring Telegraf.
 
 ## Install InfluxDB

content/telegraf/v1.22/install.md

@@ -6,6 +6,8 @@ menu:
 
     name: Install
     weight: 20
+aliases:
+- /telegraf/v1.22/introduction/installation/
 ---
 
 This page provides directions for installing, starting, and configuring Telegraf. To install Telegraf, do the following: