p5-test-warnings: update notes

References to obsolete port p5-test2-suite replaced with
p5-test-simple which now contains its previous content.

perl/p5-test-warnings/Portfile

@@ -22,9 +22,7 @@ if {${perl5.major} != ""} {
     depends_build-append \
                     port:p${perl5.major}-cpan-meta-check
 
-    #depends_lib-append \
-    #                port:p${perl5.major}-test2-suite
-    notes-append    "$subport can optionally use p${perl5.major}-test2-suite,\
+    notes-append    "$subport can optionally use p${perl5.major}-test-simple,\
                      but does not depend on it because that would cause a\
                      circular dependency."
 }