Test: Add BL1 testsuite

Change-Id: I0e4fbd566d3d7123fb230f3662f11d741e82bb3a
Signed-off-by: Raef Coles <raef.coles@arm.com>
diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index e498c75..cc67a2b 100755
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -33,3 +33,7 @@
 if(TEST_BL2)
     add_subdirectory(bl2)
 endif()
+
+if(TEST_BL1_1 OR TEST_BL1_2)
+    add_subdirectory(bl1)
+endif()