Filter / custom field : fix res id issue for place holder

app/src/main/java/net/pokeranalytics/android/ui/view/rowrepresentable/FilterElementRow.kt

@@ -23,7 +23,13 @@ interface FilterElementRow : RowRepresentable {
             is QueryCondition.ListOfValues<*> -> {
                 val valueAsString: String? by map
                 val hint = when (this.operator) {
-                    QueryCondition.Operator.MORE, QueryCondition.Operator.LESS -> this.filterSectionRow.resId
+                    QueryCondition.Operator.MORE, QueryCondition.Operator.LESS -> {
+                        when (this) {
+                            is QueryCondition.CustomFieldNumberQuery -> R.string.value
+                            is QueryCondition.CustomFieldAmountQuery -> R.string.amount
+                            else -> this.filterSectionRow.resId
+                        }
+                    }
                     else -> this.resId
                 }