add exclusive rule for PSA_CRYPTO_DRIVER_TEST

This macro is expected to be defined out of the library, and there
is no definition in the library. Thus it needs to be excluded from
typo check.

Signed-off-by: Pengyu Lv <pengyu.lv@arm.com>
diff --git a/tests/scripts/check_names.py b/tests/scripts/check_names.py
index fc44fbd..3c800d1 100755
--- a/tests/scripts/check_names.py
+++ b/tests/scripts/check_names.py
@@ -846,7 +846,8 @@
             self.parse_result["enum_consts"]
             }
         typo_exclusion = re.compile(r"XXX|__|_$|^MBEDTLS_.*CONFIG_FILE$|"
-                                    r"MBEDTLS_TEST_LIBTESTDRIVER*")
+                                    r"MBEDTLS_TEST_LIBTESTDRIVER*|"
+                                    r"PSA_CRYPTO_DRIVER_TEST")
 
         for name_match in self.parse_result["mbed_psa_words"]:
             found = name_match.name in all_caps_names