Extract module 'deserialization' out of 'serialization'

'deserialization' stays in core because it's needed both in compiler and
reflection, but 'serialization' is used only in the compiler

core/descriptor.loader.java/src/jvm_descriptors.proto

@@ -16,7 +16,7 @@
 
 package org.jetbrains.kotlin.serialization.jvm;
 
-import "core/serialization/src/descriptors.proto";
+import "core/deserialization/src/descriptors.proto";
 
 option java_outer_classname = "JvmProtoBuf";
 option optimize_for = LITE_RUNTIME;