chore(deps): Bump luassert/say deps

These two projects are developed and released in cordination with busted
so it's reasonable to expect people update them together. We don't test
against anything except matching versions, although there is
a reasonable chance of them working most of the time.

busted-scm-1.rockspec

@@ -34,8 +34,8 @@ dependencies = {
   'luafilesystem >= 1.5.0',
   'luasystem >= 0.2.0',
   'dkjson >= 2.1.0',
-  'say >= 1.3',
-  'luassert >= 1.7.8',
+  'say >= 1.4-1',
+  'luassert >= 1.9.0-1',
   'lua-term >= 0.1',
   'penlight >= 1.3.2',
   'mediator_lua >= 1.1.1',