Prepare the 2.1.138 release. #1926

Job	Run time
Check GitHub Organization	1s
(macos-12) Pip 20 TOXENV=py27	33m 40s
(ubuntu-22.04) Pip 20 TOXENV=py27	19m 26s
TOXENV=format-check,typecheck,vendor-check,package -- --additional-format sdist --additional-form...	4m 46s
(macos-12) Pip 20 TOXENV=py27-integration	1h 14m 53s
(ubuntu-22.04) Pip 20 TOXENV=py27-integration	43m 3s
(ubuntu-22.04) Pip 22_3_1 TOXENV=py37-integration	1h 39m 55s
(ubuntu-22.04) Pip 23_1_2 TOXENV=py37-integration	1h 34m 38s
(macos-12) Pip 20 TOXENV=py311-integration	1h 19m 19s
(ubuntu-22.04) Pip 20 TOXENV=py311-integration	40m 41s
(ubuntu-22.04) Pip 22_3_1 TOXENV=py311-integration	45m 33s
(ubuntu-22.04) Pip 23_1_2 TOXENV=py311-integration	44m 10s
(ubuntu-20.04) Pip 20 TOXENV=py35	23m 56s
(macos-12) Pip 20 TOXENV=py311	34m 9s
(ubuntu-22.04) Pip 20 TOXENV=py311	30m 28s
(ubuntu-22.04) Pip 22_3_1 TOXENV=py311	22m 38s
(ubuntu-22.04) Pip 23_1_2 TOXENV=py311	25m 29s
(PyPy 2.7) Pip 20 TOXENV=pypy27-integration	1h 20m 57s
(PyPy 3.9) Pip 20 TOXENV=pypy39-integration	58m 40s
(PyPy 3.9) Pip 22_3_1 TOXENV=pypy39-integration	1h 15m 14s
(PyPy 3.9) Pip 23_1_2 TOXENV=pypy39-integration	1h 8m 51s
(PyPy 2.7) Pip 20 TOXENV=pypy27	23m 44s
(PyPy 3.9) Pip 20 TOXENV=pypy39	28m 44s
(PyPy 3.9) Pip 22_3_1 TOXENV=pypy39	37m 44s
(PyPy 3.9) Pip 23_1_2 TOXENV=pypy39	30m 40s
Gather Final Status	1s
	18h 41m 20s

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