Update NGINX version in README (#1592)

Author: sjberman

README.md

@@ -66,7 +66,7 @@ The following table lists the software versions NGINX Gateway Fabric supports.
 
 | NGINX Gateway Fabric | Gateway API | Kubernetes | NGINX OSS | NGINX Plus |
 | -------------------- | ----------- | ---------- | --------- | ---------- |
-| Edge                 | 1.0.0       | 1.23+      | 1.25.3    | R31        |
+| Edge                 | 1.0.0       | 1.23+      | 1.25.4    | R31        |
 | 1.1.0                | 1.0.0       | 1.23+      | 1.25.3    | n/a        |
 | 1.0.0                | 0.8.1       | 1.23+      | 1.25.2    | n/a        |
 | 0.6.0                | 0.8.0       | 1.23+      | 1.25.2    | n/a        |