Replace old references to 'mbedtls_dev'

The module has been renamed to 'framework_dev'.

Signed-off-by: David Horstmann <[email protected]>

scripts/audit-validity-dates.py

@@ -29,8 +29,8 @@ from cryptography import x509
 from generate_test_code import FileWrapper
 
 import scripts_path # pylint: disable=unused-import
-from mbedtls_dev import build_tree
-from mbedtls_dev import logging_util
+from framework_dev import build_tree
+from framework_dev import logging_util
 
 def check_cryptography_version():
     match = re.match(r'^[0-9]+', cryptography.__version__)

scripts/framework_dev/__init__.py

@@ -1,3 +1,3 @@
-# This file needs to exist to make mbedtls_dev a package.
+# This file needs to exist to make framework_dev a package.
 # Among other things, this allows modules in this directory to make
 # relative imports.