Pass cause to super class

Author: lauzadis

runtime/runtime-core/native/src/aws/smithy/kotlin/runtime/io/ExceptionsNative.kt

@@ -12,7 +12,7 @@ public actual open class IOException actual constructor(
     public actual constructor(message: String?) : this(message, null)
 }
 
-public actual open class EOFException actual constructor(message: String?, cause: Throwable?) : IOException(message) {
+public actual open class EOFException actual constructor(message: String?, cause: Throwable?) : IOException(message, cause) {
     public actual constructor() : this(null, null)
     public actual constructor(message: String?) : this(message, null)
 }