Include snapshot repository

servlet/spring-boot/java/session-management/maximum-sessions-prevent-login/build.gradle

@@ -7,6 +7,8 @@ plugins {
 
 repositories {
 	mavenCentral()
+	maven { url "https://repo.spring.io/milestone" }
+	maven { url "https://repo.spring.io/snapshot" }
 }
 
 dependencies {

servlet/spring-boot/java/session-management/maximum-sessions/build.gradle

@@ -7,6 +7,8 @@ plugins {
 
 repositories {
 	mavenCentral()
+	maven { url "https://repo.spring.io/milestone" }
+	maven { url "https://repo.spring.io/snapshot" }
 }
 
 dependencies {