test: typecast values in test resturn

schema/test/unit/mutations/commit_form_change_internal_test.sql

@@ -164,6 +164,8 @@ select results_eq (
   'After committing the pending form change, the project table has all of the correct values'
 );
 
+-- Test when committing has made changes to the form but the pending has not
+
 
 select finish();
 

schema/test/unit/mutations/commit_project_revision_test.sql

@@ -289,7 +289,7 @@ select results_eq (
     (select project_name, summary from cif.project where id = 1 limit 1)
   $$,
   $$
-    values("Correct", "Correct")
+    values("Correct"::varchar, "Correct"::varchar)
   $$,
   'The project table has the correct data after the Amendment is committed'
 );