Fix formatting

Author: fwcd

test/corpus/literals.txt

@@ -193,6 +193,7 @@ assertEquals("\u214E\uA7B5\u2CEF", "\u2132\uA7B4\u2CEF".lowercase())
                 (simple_identifier)))
             (call_suffix
               (value_arguments))))))))
+
 ================================================================================
 Unsigned literal
 ================================================================================
@@ -201,9 +202,10 @@ Unsigned literal
 
 --------------------------------------------------------------------------------
 
- (source_file
-      (unsigned_literal
-        (hex_literal)))
+(source_file
+  (unsigned_literal
+    (hex_literal)))
+
 ================================================================================
 Unsigned Long literal
 ================================================================================
@@ -213,5 +215,5 @@ Unsigned Long literal
 --------------------------------------------------------------------------------
 
 (source_file
-      (unsigned_literal
-        (hex_literal)))
+  (unsigned_literal
+    (hex_literal)))