remove note in which pr 8459 is mentioned

Author: iamzili

vertical-pod-autoscaler/enhancements/8515-support-custom-request-to-limit-ratio/README.md

@@ -102,9 +102,6 @@ The behavior after implementing this feature is as follows:
 2. If the `RequestToLimitRatio` feature gate is enabled and a user does not specify the sub-field `RequestToLimitRatio` on a VPA object, the request-to-limit ratio already set in the workload API (e.g. Deployment API) is used.
 3. If the `RequestToLimitRatio` feature gate is disabled, the request-to-limit ratio already set in the workload API (e.g. Deployment API) is used.
 
-> [!IMPORTANT]  
-> This new feature can be used together with other features in development, such as the [fixed memory-per-CPU ratio feature](https://github.com/kubernetes/autoscaler/pull/8459).
-
 ### Validation
 
   * To use this functionality, the `RequestToLimitRatio` feature flag must be enabled.