More fixes for test output

Author: jordwalke

formatTest/typeCheckedTests/expected_output/comments.rei.4.07.0

@@ -1,6 +1,8 @@
 /* **** comment */
 /*** comment */
 /** docstring */;
+[@reason.version 3.7];
+
 /* comment */
 /** docstring */;
 /*** comment */

formatTest/typeCheckedTests/expected_output/comments.rei.4.07.1

@@ -1,6 +1,8 @@
 /* **** comment */
 /*** comment */
 /** docstring */;
+[@reason.version 3.7];
+
 /* comment */
 /** docstring */;
 /*** comment */

formatTest/typeCheckedTests/expected_output/comments.rei.4.08.0

@@ -2,6 +2,7 @@
 /*** comment */
 /** docstring */;
 [@reason.version 3.7];
+
 /* comment */
 /** docstring */;
 /*** comment */