Update path for code cov

Update WORKSPACE path in codecov to accommodate
WORKSPACE path change after OpenCI migration.

Change-Id: Iace79c5844f1f96fd17e7ea3174296b780ca2836
Signed-off-by: Saheer Babu <saheer.babu@arm.com>
diff --git a/lava_helper/trace2covjson.json b/lava_helper/trace2covjson.json
index d32a4bb..bed7f9b 100644
--- a/lava_helper/trace2covjson.json
+++ b/lava_helper/trace2covjson.json
@@ -31,7 +31,7 @@
                     "LOCATION": "mbed-crypto"
                     }
                 ],
-        "workspace": "/home/buildslave/workspace/tf-m-build-config",
+        "workspace": "/home/buildslave/agent/workspace/tf-m-build-config",
         "output_file": "covjson.json"
         },
     "elfs": [