Move PSA documentation to tf-psa-crypto

Move the docuumentation files that after
the split will fit better in TF-PSA-Crypto
than Mbed TLS. No comment update.

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/tests/scripts/check_files.py b/tests/scripts/check_files.py
index 5647133..d3fbe85 100755
--- a/tests/scripts/check_files.py
+++ b/tests/scripts/check_files.py
@@ -106,6 +106,8 @@
 BINARY_FILE_PATH_RE_LIST = [
     r'docs/.*\.pdf\Z',
     r'docs/.*\.png\Z',
+    r'tf-psa-crypto/docs/.*\.pdf\Z',
+    r'tf-psa-crypto/docs/.*\.png\Z',
     r'programs/fuzz/corpuses/[^.]+\Z',
     r'framework/data_files/[^.]+\Z',
     r'framework/data_files/.*\.(crt|csr|db|der|key|pubkey)\Z',