Update plugin spotless to v7

Author: renovate[bot]

gradle/libs.versions.toml

@@ -71,7 +71,7 @@ kotlin-test = { module = "org.jetbrains.kotlin:kotlin-test", version.ref = "kotl
 [plugins]
 komapper = { id = "org.komapper.gradle", version.ref = "komapper" }
 ksp = { id = "com.google.devtools.ksp", version.ref = "ksp" }
-spotless = { id = "com.diffplug.spotless", version = "6.25.0" }
+spotless = { id = "com.diffplug.spotless", version = "7.0.2" }
 spring-boot = { id = "org.springframework.boot", version.ref = "spring-boot" }
 spring-dependency-management = { id = "io.spring.dependency-management", version = "1.1.7" }
 kotlin-jvm = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }