Adapt code_style.py

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/scripts/code_style.py b/scripts/code_style.py
index d3f89d9..26de730 100755
--- a/scripts/code_style.py
+++ b/scripts/code_style.py
@@ -66,7 +66,7 @@
     that have changed since that commit. Without this argument, list all
     files known to git.
 
-    Only C files are included, and certain files (generated, or 3rdparty)
+    Only C files are included, and certain files (generated, or third party)
     are excluded.
     """
     file_patterns = ["*.[hc]",
@@ -130,7 +130,8 @@
     # companion files in the same subtree), or for automatically
     # generated files (we're correcting the templates instead).
     src_files = [filename for filename in src_files
-                 if not (filename.startswith("3rdparty/") or
+                 if not (filename.startswith("tf-psa-crypto/drivers/everest/") or
+                         filename.startswith("tf-psa-crypto/drivers/p256-m/") or
                          filename in generated_files or
                          is_file_autogenerated(filename))]
     return src_files