Reverted configurations.

This patch reverts configuration entries introduced
by the following patches:

-Enabled ARMCLANG
 Change-Id: Ifedcb9f3d1fa209269b7f5fd5e148471b15f4f8e
-Enabled AN519 in LAVA
 Change-Id: I325b4ee58c8f5950657a609fdd0c2ccd31150d4a

Change-Id: I78186db7843b0f60134f0aca5760979d6e113d56
Signed-off-by: Minos Galanakis <minos.galanakis@linaro.org>
diff --git a/lava_helper/lava_helper_configs.py b/lava_helper/lava_helper_configs.py
index bcea89d..a5cf8c1 100644
--- a/lava_helper/lava_helper_configs.py
+++ b/lava_helper/lava_helper_configs.py
@@ -57,9 +57,8 @@
                           "job/%(jenkins_job)s",
     "artifact_store_url": "%(jenkins_url)s/"
                           "job/%(jenkins_job)s",
-    "platforms": {"AN521": "mps2_an521_v3.0.tar.gz",
-                  "AN519": "mps2_an519_v3.0.tar.gz"},
-    "compilers": ["ARMCLANG", "GNUARM"],
+    "platforms": {"AN521": "mps2_an521_v3.0.tar.gz"},
+    "compilers": ["GNUARM"],
     "build_types": ["Debug", "Release"],
     "boot_types": ["BL2"],
     "tests": {