codewhisperer: update reference setting description (#4115)

* codewhisperer: update reference setting description

* add link to documentation

Author: zixlin7

resources/resources/software/aws/toolkits/resources/MessagesBundle.properties

@@ -141,7 +141,7 @@ aws.settings.codewhisperer.configurable.opt_out.title=Share CodeWhisperer conten
 aws.settings.codewhisperer.configurable.opt_out.tooltip=When checked, your content processed by CodeWhisperer may be used for service improvement (except for content processed by the Professional CodeWhisperer service tier). Unchecking this box will cause AWS to delete any of your content used for that purpose. The information used to provide the CodeWhisperer service to you will not be affected. See the <a href="https://aws.amazon.com/service-terms/">Service Terms</a> for more detail.
 aws.settings.codewhisperer.configurable.title=CodeWhisperer
 aws.settings.codewhisperer.include_code_with_reference=Include suggestions with code references
-aws.settings.codewhisperer.include_code_with_reference.tooltip=When checked, CodeWhisperer will include suggestions with code references
+aws.settings.codewhisperer.include_code_with_reference.tooltip=When checked, CodeWhisperer will include suggestions with code references. If you authenticate through IAM Identity Center, this setting is controlled by your CodeWhisperer Professional administrator. <a href="https://docs.aws.amazon.com/codewhisperer/latest/userguide/code-reference.html#opt-out-code-reference">Learn more<a/>
 aws.settings.codewhisperer.warning=To use CodeWhisperer, login with AWS Builder ID or AWS IAM Identity Center.
 aws.settings.dynamic_resources_configurable.clear_all=Clear All
 aws.settings.dynamic_resources_configurable.select_all=Select All