test: Remove <common.h> and add needed includes

Remove <common.h> from all "test/" files and when needed add
missing include files directly.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/test/dm/remoteproc.c b/test/dm/remoteproc.c
index f6f9e50..ef9e8e5 100644
--- a/test/dm/remoteproc.c
+++ b/test/dm/remoteproc.c
@@ -3,7 +3,8 @@
  * (C) Copyright 2015
  * Texas Instruments Incorporated - https://www.ti.com/
  */
-#include <common.h>
+
+#include <config.h>
 #include <dm.h>
 #include <elf.h>
 #include <errno.h>