update spring-boot-dependencies bom to v3.4.1 (#28249)

Author: github-actions[bot]

generators/spring-boot/generator.ts

@@ -612,16 +612,6 @@ public void set${javaBeanCase(propertyName)}(${propertyType} ${propertyName}) {
           source.addMavenDependency!({ inProfile: 'docker-compose', ...dockerComposeArtifact, optional: true });
         }
       },
-      nativeSupport({ application, source }) {
-        const { graalvmSupport, reactive } = application;
-        if (graalvmSupport && !reactive) {
-          // Workaround https://github.com/spring-projects/spring-boot/issues/43260
-          source.addJavaDependencies?.([
-            { groupId: 'io.reactivex.rxjava3', artifactId: 'rxjava', scope: 'runtime' },
-            { groupId: 'io.projectreactor', artifactId: 'reactor-core', scope: 'runtime' },
-          ]);
-        }
-      },
     });
   }