Fix copypasta in documentation

Signed-off-by: Gilles Peskine <Gilles.Peskine@arm.com>
diff --git a/tests/scripts/test_config_checks.py b/tests/scripts/test_config_checks.py
index dceadf6..edaf525 100755
--- a/tests/scripts/test_config_checks.py
+++ b/tests/scripts/test_config_checks.py
@@ -23,13 +23,13 @@
     ]
 
     def test_crypto_config_read(self) -> None:
-        """Check that crypto_config.h is read in crypto."""
+        """Check that crypto_config.h is read in mbedtls."""
         self.bad_case('#error witness',
                       None,
                       error='witness')
 
     def test_mbedtls_config_read(self) -> None:
-        """Check that mbedtls_config.h is read in crypto."""
+        """Check that mbedtls_config.h is read in mbedtls."""
         self.bad_case(''
                       '#error witness',
                       error='witness')