remove unused import

Author: k163377

src/test/kotlin/com/fasterxml/jackson/module/kotlin/test/ObjectSingletonTest.kt

@@ -2,7 +2,6 @@ package com.fasterxml.jackson.module.kotlin.test
 
 import com.fasterxml.jackson.databind.ObjectMapper
 import com.fasterxml.jackson.module.kotlin.KotlinModule
-import com.fasterxml.jackson.module.kotlin.SingletonSupport
 import com.fasterxml.jackson.module.kotlin.SingletonSupport.CANONICALIZE
 import com.fasterxml.jackson.module.kotlin.readValue
 import org.hamcrest.CoreMatchers.equalTo

src/test/kotlin/com/fasterxml/jackson/module/kotlin/test/UnsignedNumbersTests.kt

@@ -4,7 +4,6 @@ package com.fasterxml.jackson.module.kotlin.test
 
 import com.fasterxml.jackson.core.exc.InputCoercionException
 import com.fasterxml.jackson.databind.ObjectMapper
-import com.fasterxml.jackson.databind.SerializationFeature
 import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
 import com.fasterxml.jackson.module.kotlin.readValue
 import org.junit.Test