Update spring-boot-smoke-test-data-r2dbc-flyway to use docker-test plugin

See gh-41228

Author: wilkinsona

spring-boot-tests/spring-boot-smoke-tests/spring-boot-smoke-test-data-r2dbc-flyway/build.gradle

@@ -1,23 +1,24 @@
 plugins {
 	id "java"
 	id "org.springframework.boot.conventions"
+	id "org.springframework.boot.docker-test"
 }
 
 description = "Spring Boot Data R2DBC with Flyway smoke test"
 
 dependencies {
+	dockerTestImplementation(project(":spring-boot-project:spring-boot-starters:spring-boot-starter-test"))
+	dockerTestImplementation(project(":spring-boot-project:spring-boot-testcontainers"))
+	dockerTestImplementation(project(":spring-boot-project:spring-boot-tools:spring-boot-test-support"))
+	dockerTestImplementation("io.projectreactor:reactor-test")
+	dockerTestImplementation("org.testcontainers:junit-jupiter")
+	dockerTestImplementation("org.testcontainers:postgresql")
+	dockerTestImplementation("org.testcontainers:r2dbc")
+
 	implementation(project(":spring-boot-project:spring-boot-starters:spring-boot-starter-data-r2dbc"))
 
 	runtimeOnly("org.flywaydb:flyway-core")
 	runtimeOnly("org.postgresql:postgresql")
 	runtimeOnly("org.postgresql:r2dbc-postgresql")
 	runtimeOnly("org.springframework:spring-jdbc")
-
-	testImplementation(project(":spring-boot-project:spring-boot-starters:spring-boot-starter-test"))
-	testImplementation(project(":spring-boot-project:spring-boot-testcontainers"))
-	testImplementation(project(":spring-boot-project:spring-boot-tools:spring-boot-test-support"))
-	testImplementation("io.projectreactor:reactor-test")
-	testImplementation("org.testcontainers:junit-jupiter")
-	testImplementation("org.testcontainers:postgresql")
-	testImplementation("org.testcontainers:r2dbc")
 }