test: Update optee to do init and uninit from tests

Rather than having an init function and then running the tests, create a
test-init function to do it. This will allow us to get rid of the
command function.

Fix the comment abotu 'environment' while we are here.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/test/optee.h b/include/test/optee.h
index f4255b3..0a548a5 100644
--- a/include/test/optee.h
+++ b/include/test/optee.h
@@ -8,7 +8,9 @@
 
 #include <test/test.h>
 
-/* Declare a new environment test */
+/* Declare a new optee test */
 #define OPTEE_TEST(_name, _flags)	UNIT_TEST(_name, _flags, optee)
+#define OPTEE_TEST_INIT(_name, _flags)	UNIT_TEST_INIT(_name, _flags, optee)
+#define OPTEE_TEST_UNINIT(_name, _flags) UNIT_TEST_UNINIT(_name, _flags, optee)
 
 #endif /* __TEST_OPTEE_H__ */