Add spring-validation and remove spring-docker-compose

The spring-boot-starter-validation has been added to the spring conventions as it's more likely needed in every project while spring-boot-started-docker-compose has been removed as it's more likely to be a special use case scenario and should be individually added to specific project.

buildSrc/src/main/kotlin/springboot-conventions.gradle.kts

@@ -18,11 +18,11 @@ configurations {
 repositories { mavenCentral() }
 
 dependencies {
+    implementation("org.springframework.boot:spring-boot-starter-validation")
     implementation("org.springframework.boot:spring-boot-starter-data-jpa")
     implementation("org.springframework.boot:spring-boot-starter-web")
     compileOnly("org.projectlombok:lombok")
     developmentOnly("org.springframework.boot:spring-boot-devtools")
-    developmentOnly("org.springframework.boot:spring-boot-docker-compose")
     annotationProcessor("org.springframework.boot:spring-boot-configuration-processor")
     annotationProcessor("org.projectlombok:lombok")
     testImplementation("org.springframework.boot:spring-boot-starter-test")