Upgrade vendored packaging dependencies. (#2656) #3351

Job	Run time
Check GitHub Organization	1s
./dtox.sh -e py27-pip20	9m 38s
tox -e py313-pip25_0	20m 51s
tox -e format-check,lint-check,typecheck,enum-check,vendor-check,package,docs	8m 43s
./dtox.sh -e py38-pip22_3_1	18m 14s
tox -e py313-pip25_0-integration --shard 1/2	36m 45s
./dtox.sh -e py311-pip23_3_2	19m 0s
tox -e py313-pip25_0-integration --shard 2/2	29m 1s
./dtox.sh -e py313-pip25_0	13m 53s
./dtox.sh -e py314-pip25_0	13m 53s
./dtox.sh -e pypy310-pip24_3_1	29m 36s
./dtox.sh -e py27-pip20-integration	31m 3s
./dtox.sh -e py38-pip22_3_1-integration --shard 1/2	29m 13s
./dtox.sh -e py38-pip22_3_1-integration --shard 2/2	28m 14s
./dtox.sh -e py311-pip23_3_2-integration --shard 1/2	29m 56s
./dtox.sh -e py311-pip23_3_2-integration --shard 2/2	26m 7s
./dtox.sh -e py313-pip25_0-integration --shard 1/2	25m 32s
./dtox.sh -e py313-pip25_0-integration --shard 2/2	26m 17s
./dtox.sh -e py314-pip25_0-integration --shard 1/2	24m 52s
./dtox.sh -e py314-pip25_0-integration --shard 2/2	24m 48s
./dtox.sh -e pypy310-pip24_3_1-integration --shard 1/2	52m 34s
./dtox.sh -e pypy310-pip24_3_1-integration --shard 2/2	53m 37s
Gather Final Status	1s
	9h 11m 49s

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