Move some tests from boxWithStdlib/ to box/

Move those tests which do not require neither stdlib nor reflect

compiler/testData/codegen/box/dataClasses/hashCode/boolean.kt

@@ -0,0 +1,5 @@
+data class A(val a: Boolean)
+
+fun box() : String {
+   return if( A(true).hashCode()==1 && A(false).hashCode()==0 ) "OK" else "fail"
+}