Move test_tls.js out from skiplist (#224)

Test_tls.js was seperated and now can run, so skipping them is not needed anymore.

JSRemoteTest-DCO-1.0-Signed-off-by: Bela Toth [email protected]

Author: Tóth Béla

jstest/testrunner/skiplist/iotjs-test-descriptor.json

@@ -16,9 +16,7 @@
   "artik053": {
     "skip": {
       "testsets": [],
-      "testfiles": [
-        { "name": "test_tls.js", "reason": "Error: SSL setup failed (no enough memory for the test)" }
-      ]
+      "testfiles": []
     },
     "enable": []
   },