Add Max Sessions on WebFlux Sample

reactive/webflux/java/session-management/maximum-sessions/build.gradle

@@ -0,0 +1,32 @@
+plugins {
+	id 'java'
+	alias(libs.plugins.org.springframework.boot)
+	alias(libs.plugins.io.spring.dependency.management)
+}
+
+group = 'com.example'
+version = '0.0.1-SNAPSHOT'
+
+java {
+	sourceCompatibility = '17'
+}
+
+ext["spring-security.version"] = "6.3.0-SNAPSHOT"
+
+repositories {
+	mavenCentral()
+	maven { url "https://repo.spring.io/milestone" }
+	maven { url "https://repo.spring.io/snapshot" }
+}
+
+dependencies {
+	implementation 'org.springframework.boot:spring-boot-starter-security'
+	implementation 'org.springframework.boot:spring-boot-starter-webflux'
+	testImplementation 'org.springframework.boot:spring-boot-starter-test'
+	testImplementation 'io.projectreactor:reactor-test'
+	testImplementation 'org.springframework.security:spring-security-test'
+}
+
+tasks.named('test') {
+	useJUnitPlatform()
+}