fix(synthetics): changed the intro

src/content/docs/synthetics/synthetic-monitoring/private-locations/job-manager-configuration.mdx

@@ -9,21 +9,13 @@ redirects:
 freshnessValidatedDate: never
 ---
 
-Learn how to configure your [synthetics job manager](/docs/synthetics/synthetic-monitoring/private-locations/install-job-manager) by using [environment variables](#environment-variables) in your configuration.
-
-<Callout variant="important">
-  [Custom modules](/docs/synthetics/synthetic-monitoring/private-locations/containerized-private-minion-cpm-configuration/#custom-modules) are not yet supported for the synthetics job manager.
-</Callout>
-
-As a note, New Relic is not liable for any modifications you make to the synthetics job manager files.
-
-You can do the following to customize your private synthetics job manager:
+This doc will guide you through configuring your [synthetics job manager](/docs/synthetics/synthetic-monitoring/private-locations/install-job-manager) by showing you how to: 
 
 * Provide [user-defined variables](#user-defined-vars) in your configuration.
 * Update other [environment-variables](#environment-variables) when launching your synthetics job manager.
 
 ## User-defined variables for scripted monitors [#user-defined-vars]
-Private synthetics job managers let you configure environment variables for scripted monitors. These variables are managed locally on the SJM and can be accessed via $env.USER_DEFINED_VARIABLES. There are two ways to set user-defined variables: mounting a JSON file or supplying an environment variable to the SJM on launch. If both are provided, the SJM will only use values provided by the environment.
+Private synthetics job managers let you configure environment variables for scripted monitors. These variables are managed locally on the SJM and can be accessed via `$env.USER_DEFINED_VARIABLES`. You can set user-defined variables in two ways. You can mount a JSON file or you can supply an environment variable to the SJM on launch. If both are provided, the SJM will only use values provided by the environment.
 
 <CollapserGroup>
  <Collapser
@@ -956,3 +948,7 @@ It's important to note that the `completions` value should not be too large or t
 ```
 8m40s       Warning   TooManyMissedTimes     cronjob/synthetics-node-browser-runtime                  too many missed start times: 101. Set or decrease .spec.startingDeadlineSeconds or check clock skew
 ```
+
+<Callout variant="tip">
+Please keep in mine that New Relic is not liable for any modifications you make to the synthetics job manager files.
+</Callout>