test(spm): add spm config with ENABLE_ASSERTIONS=0

Signed-off-by: Daniel Boulby <daniel.boulby@arm.com>
Change-Id: I9db5c22a854c7a364b3a303a4f9cb837f5582a94
diff --git a/spm_config/fvp-disable_assertions b/spm_config/fvp-disable_assertions
new file mode 100644
index 0000000..206df94
--- /dev/null
+++ b/spm_config/fvp-disable_assertions
@@ -0,0 +1,2 @@
+PROJECT=reference
+ENABLE_ASSERTIONS=0