Build: Disable TEST_S_ATTESTATION for corstone1000

The new changes increased the RAM usage and running the
attestation test is not possible with the other tests.

Signed-off-by: Bence Balogh <bence.balogh@arm.com>
Change-Id: Ia9427971b31e64ff77c8787492774dff36b5c100
diff --git a/build_helper/build_helper_config_maps.py b/build_helper/build_helper_config_maps.py
index 9086f7f..4649259 100644
--- a/build_helper/build_helper_config_maps.py
+++ b/build_helper/build_helper_config_maps.py
@@ -98,6 +98,7 @@
     "CS1K_TEST"    : ("-DTEST_S_PS=OFF "
                       "-DTEST_S_ITS=OFF "
                       "-DTEST_S_IPC=OFF "
+                      "-DTEST_S_ATTESTATION=OFF "
                       "-DEXTRA_S_TEST_SUITE_PATH=%(codebase_root_dir)s/platform/ext/target/arm/corstone1000/ci_regression_tests/ "),
 
     # PAC/BTI Support