Minor, workaround IDE exception KT-38521

compiler/ir/ir.psi2ir/src/org/jetbrains/kotlin/psi2ir/generators/ReflectionReferencesGenerator.kt

@@ -465,10 +465,10 @@ class ReflectionReferencesGenerator(statementGenerator: StatementGenerator) : St
         }
     }
 
+    @Suppress("DEPRECATION")
     private fun getFieldForPropertyReference(originalProperty: PropertyDescriptor) =
         // NB this is a hack, we really don't know if an arbitrary property has a backing field or not
         when {
-            @Suppress("DEPRECATION")
             originalProperty.isDelegated -> null
             originalProperty.getter != null -> null
             else -> context.symbolTable.referenceField(originalProperty)