Update to Kotlin 2.2

docs/spring-security-docs.gradle

@@ -1,10 +1,8 @@
-import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
-
 plugins {
 	id 'org.antora' version '1.0.0'
 	id 'io.spring.antora.generate-antora-yml' version '0.0.1'
 	id 'io.spring.convention.repository'
-	id 'kotlin'
+	id 'security-kotlin'
 }
 
 apply plugin: 'io.spring.convention.docs'
@@ -100,12 +98,3 @@ def resolvedVersions(Configuration configuration) {
 test {
 	useJUnitPlatform()
 }
-
-tasks.withType(KotlinCompile).configureEach {
-	kotlinOptions {
-		languageVersion = "1.7"
-		apiVersion = "1.7"
-		freeCompilerArgs = ["-Xjsr305=strict", "-Xsuppress-version-warnings"]
-		jvmTarget = "17"
-	}
-}