python3-astroid: Upgrade 2.5.6 -> 2.5.7

Upgrade to release 2.5.7:

- Fix six.with_metaclass transformation so it doesn't break user
  defined transformations
- Fix detection of relative imports
- Fix inference of instance attributes defined in base classes
- Update `infer_named_tuple` brain to reject namedtuple
  definitions that would raise ValueError
- Do not set instance attributes on builtin object()
- Fix some spurious cycles detected in ``context.path`` leading to
  more cases that can now be inferred
- Add ``kind`` field to ``Const`` nodes, matching the structure of
  the built-in ast Const. The kind field is "u" if the literal is
  a u-prefixed string, and ``None`` otherwise.
- Fix property inference in class contexts for properties defined
  on the metaclass
- Update enum brain to fix definition of __members__ for
  subclass-defined Enums
- Update random brain to fix a crash with inference of some
  sequence elements
- Fix inference of attributes defined in a base class that is an
  inner class
- Allow inferring a return value of None for non-abstract empty
  functions and functions with no return statements (implicitly
  returning None)
- scm_setuptools has been added to the packaging.
- Astroid's tags are now the standard form ``vX.Y.Z`` and not
  ``astroid-X.Y.Z`` anymore.
- Add initial support for Pattern Matching in Python 3.10

Signed-off-by: Leon Anavi <leon.anavi@konsulko.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Trevor Gamblin <trevor.gamblin@windriver.com>

meta-python/recipes-devtools/python/python3-astroid_2.5.7.bb

@@ -4,7 +4,7 @@ SECTION = "devel/python"
 LICENSE = "LGPL-2.1"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=a70cf540abf41acb644ac3b621b2fad1"
 
-SRC_URI[sha256sum] = "8a398dfce302c13f14bab13e2b14fe385d32b73f4e4853b9bdfb64598baa1975"
+SRC_URI[sha256sum] = "d66a600e1602736a0f24f725a511b0e50d12eb18f54b31ec276d2c26a0a62c6a"
 
 inherit pypi setuptools3