Bump com.netflix.dgs.codegen from 6.1.4 to 6.1.5

Bumps com.netflix.dgs.codegen from 6.1.4 to 6.1.5.

---
updated-dependencies:
- dependency-name: com.netflix.dgs.codegen
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

build.gradle.kts

@@ -22,7 +22,7 @@ plugins {
     id("java")
     id("org.springframework.boot") version "3.2.2"
     id("io.spring.dependency-management") version "1.1.4"
-    id("com.netflix.dgs.codegen") version "6.1.4"
+    id("com.netflix.dgs.codegen") version "6.1.5"
 }
 apply(plugin = "com.netflix.dgs.codegen")