Moved #1098 bug tests from test/misc to test/err as they are fixed now.

test/err/bug1098a.c

@@ -0,0 +1,13 @@
+
+/* bug #1098 Empty enumerator-list */
+
+/* The C Standard requires that something exists between the braces for 
+ * enum, struct, and union. */
+
+struct {
+};
+
+int main(void)
+{
+    return 0;
+}