KT-64808 [stubs] Add extra tests for synthethic declarations from data and value classes

It's not related to the stubs format changes, but there were no tests
for that in symbols resolve tests

analysis/analysis-api/testData/symbols/symbolByReference/libraryDataClass_hashCode.kt

@@ -0,0 +1,13 @@
+// IGNORE_FE10
+// MODULE: lib
+// MODULE_KIND: LibraryBinary
+// FILE: Lib.kt
+package one
+
+data class DataClass(val name: String)
+
+// MODULE: main(lib)
+// FILE: usage.kt
+fun usage(instance: one.DataClass) {
+    instance.<caret>hashCode()
+}