Update comment.yml (#21077)

Author: jianyexi

.github/comment.yml

@@ -16,6 +16,11 @@
         openapiHub: https://portal.azure-devex-tools.com
     onLabeledComments: "Hi @${PRAuthor}, one or multiple breaking change(s) is detected in your PR. Please check out the breaking change(s), and provide business justification in the PR comment and @ PR assignee why you must have these change(s), and how external customer impact can be mitigated. Please ensure to follow [breaking change policy](https://aka.ms/AzBreakingChangesPolicy) to request breaking change review and approval before proceeding swagger PR review. </br>**Action**: To initiate an evaluation of the breaking change, create a new intake using the [template for breaking changes](https://aka.ms/Breakingchangetemplate). Addition details on the process and office hours are on the [Breaking change Wiki](https://dev.azure.com/msazure/AzureWiki/_wiki/wikis/AzureWiki.wiki/37684/Breaking-Changes).</br> If you want to know the production traffic statistic, please see [ARM Traffic statistic](${openapiHub}/api/pr/query-traffic?pr=${owner}/${repo}/${PRNumber}&days=5). </br> If you think it is false positive breaking change, please provide the reasons in the PR comment, report to Swagger Tooling Team via https://aka.ms/swaggerfeedback. </br> **Note**: To avoid breaking change, you can refer to [Shift Left Solution](https://aka.ms/shiftleft) for detecting breaking change in early phase at your service code repository."
 
+- rule:
+    type: label
+    label: SuppressionReviewRequired
+    onLabeledComments: "Hi @${PRAuthor}, one or multiple validation error/warning suppression(s) is detected in your PR. Please follow the [Swagger-Suppression-Process](https://dev.azure.com/azure-sdk/internal/_wiki/wikis/internal.wiki/85/Swagger-Suppression-Process) to get approval."
+
 - rule:
     type: label
     repoAllowList: