Merge pull request #1123 from sunilarjun/2.7.11-webhook-version

Adding webhook mapping for release 2.7.11

Author: sunilarjun

versioned_docs/version-2.7/reference-guides/rancher-webhook.md

@@ -20,6 +20,7 @@ Each Rancher version is designed to be compatible with a single version of the w
 
 | Rancher Version | Webhook Version | Availability in Prime | Availability in Community |
 |-----------------|-----------------|-----------------------|---------------------------|
+| v2.7.11         |     v0.3.7      | ✓               | N/A                   |
 | v2.7.10         |     v0.3.6      | ✓               | ✓                   |
 | v2.7.9          |     v0.3.6      | ✗               | ✓                   |
 | v2.7.8          |     v0.3.6      | ✗               | ✓                   |