Allow spring-webmvc to be imported into Eclipse IDE again

spring-webmvc/spring-webmvc.gradle

@@ -32,6 +32,9 @@ dependencies {
 	optional("org.apache.groovy:groovy-templates")
 	optional("org.jetbrains.kotlin:kotlin-reflect")
 	optional("org.jetbrains.kotlin:kotlin-stdlib")
+	optional("org.jetbrains.kotlinx:kotlinx-serialization-cbor")
+	optional("org.jetbrains.kotlinx:kotlinx-serialization-json")
+	optional("org.jetbrains.kotlinx:kotlinx-serialization-protobuf")
 	optional("org.reactivestreams:reactive-streams")
 	optional("org.jetbrains.kotlinx:kotlinx-coroutines-reactor")
 	testImplementation(testFixtures(project(":spring-beans")))