tee: remove common.h inclusion

The usage of the common.h include file is deprecated [1], and has already
been removed from several files.
Get rid of all inclusions in the "drivers/tee" directory, and replace it
with required include files directly where needed.

[1] doc/develop/codingstyle.rst

Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Signed-off-by: Igor Opaniuk <igor.opaniuk@gmail.com>
Reviewed-by: Sam Protsenko <semen.protsenko@linaro.org>
Signed-off-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
diff --git a/drivers/tee/sandbox.c b/drivers/tee/sandbox.c
index ec66401..8ad7c09 100644
--- a/drivers/tee/sandbox.c
+++ b/drivers/tee/sandbox.c
@@ -2,7 +2,7 @@
 /*
  * Copyright (C) 2018 Linaro Limited
  */
-#include <common.h>
+
 #include <dm.h>
 #include <sandboxtee.h>
 #include <tee.h>