feat(cert-create): add new option for CCA NV ctr

Extends cert_create tool with a new option for CCA NV
counter: ccafw_nvctr.

And changes the non-volatile counter used to protect
the CCA Content Certificate from the Trusted FW NV counter
to the CCA FW NV counter in the CCA CoT description.

Change-Id: I27f3ab2e25809f0dcc56fa05e5c3a25a2e861ef6
Signed-off-by: Lauren Wehrmeister <lauren.wehrmeister@arm.com>
diff --git a/tools/cert_create/include/ext.h b/tools/cert_create/include/ext.h
index 0e7f3be..1d55486 100644
--- a/tools/cert_create/include/ext.h
+++ b/tools/cert_create/include/ext.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2022, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2023, Arm Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -20,7 +20,8 @@
 /* NV-Counter types */
 enum nvctr_type_e {
 	NVCTR_TYPE_TFW,
-	NVCTR_TYPE_NTFW
+	NVCTR_TYPE_NTFW,
+	NVCTR_TYPE_CCAFW
 };
 
 /*