drop unused import

Author: daphil19

kulid/src/commonMain/kotlin/dev/phillipslabs/kulid/ULIDSerializer.kt

@@ -1,6 +1,5 @@
 package dev.phillipslabs.kulid
 
-import kotlinx.serialization.ExperimentalSerializationApi
 import kotlinx.serialization.KSerializer
 import kotlinx.serialization.descriptors.PrimitiveKind
 import kotlinx.serialization.descriptors.PrimitiveSerialDescriptor