Updated the rule severity from error to warning (#716)

Author: tejaswiMinnu

docs/implement-private-endpoint-ap-is.md

@@ -2,7 +2,7 @@
 
 ## Category
 
-SDK Error
+SDK Warning
 
 ## Applies to
 

packages/rulesets/src/native/rulesets/arm.ts

@@ -179,7 +179,7 @@ export const armRuleset: IRuleSet = {
     },
     ImplementPrivateEndpointAPIs: {
       description: "This rule is to check if all the APIs for private endpoint are implemented.",
-      severity: "error",
+      severity: "warning",
       category: "SDKViolation",
       scope: "Global",
       given: "$.paths",