Fix kofu-tutorial build

Author: sdeleuze

samples/kofu-tutorial/build.gradle.kts

@@ -1,7 +1,7 @@
 import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 
 plugins {
-    id("org.springframework.boot") version "2.6.3"
+    id("org.springframework.boot") version "2.6.6"
     id("io.spring.dependency-management") version "1.0.11.RELEASE"
     kotlin("jvm") version "1.6.10"
     kotlin("kapt") version "1.6.10"
@@ -13,10 +13,10 @@ java.sourceCompatibility = JavaVersion.VERSION_11
 val kofuVersion = "0.5.1"
 
 repositories {
-    maven {
-        url = uri("https://repo.spring.io/milestone")
-    }
+    mavenLocal()
     mavenCentral()
+    maven("https://repo.spring.io/milestone")
+    maven("https://repo.spring.io/snapshot")
 }
 
 dependencies {

samples/kofu-tutorial/settings.gradle.kts

@@ -1 +1,17 @@
 rootProject.name = "kofu-tutorial"
+
+pluginManagement {
+	repositories {
+		gradlePluginPortal()
+		maven("https://repo.spring.io/milestone")
+		maven("https://repo.spring.io/snapshot")
+	}
+	resolutionStrategy {
+		eachPlugin {
+			if (requested.id.id == "org.springframework.boot") {
+				useModule("org.springframework.boot:spring-boot-gradle-plugin:${requested.version}")
+			}
+		}
+	}
+}
+