fix(test_t): prevent subject wrapping in report

This commit replaces list-directed printing of the test_t subject
with formatted printing to work around flang's relatively short
wrapping length for list-directed printing.

src/julienne/julienne_test_s.F90

@@ -35,7 +35,7 @@
           end if
         end if first_report
 
-        print *, new_line('a'), test%subject()
+        print '(*(a))', new_line('a'), test%subject()
 
       end if