Updated gateway sprinnng cloud to latest, wasn't working with latest springframework.

Author: Erin

gateway/build.gradle.kts

@@ -8,7 +8,7 @@ dependencies {
 	implementation("org.springframework.boot:spring-boot-starter-webflux")
 	implementation("org.springframework.security:spring-security-config")
   	implementation("org.springframework.boot:spring-boot-starter-oauth2-client")
-	implementation("org.springframework.cloud:spring-cloud-starter-gateway:3.0.5")
+	implementation("org.springframework.cloud:spring-cloud-starter-gateway:3.1.1")
 	implementation("javax.xml.bind:jaxb-api:2.3.1") // Java 9/10 deprecates, 11 removes javax.xml.bind.DatatypeConverter
 	implementation("com.auth0:java-jwt:${Versions.AUTH0_JAVA_JWT}")