Use the default multiprocessing pool configuration. (#2596) #3201

Job	Run time
Check GitHub Organization	1s
./dtox.sh -e py27-pip20	9m 49s
tox -e format-check,lint-check,typecheck,enum-check,vendor-check,package,docs	9m 57s
tox -e py313-pip24_3_1	19m 25s
./dtox.sh -e py38-pip22_3_1	17m 30s
tox -e py313-pip24_3_1-integration --shard 1/2	33m 37s
./dtox.sh -e py311-pip23_3_2	18m 44s
tox -e py313-pip24_3_1-integration --shard 2/2	47m 41s
./dtox.sh -e py313-pip24_3_1	14m 6s
./dtox.sh -e py314-pip24_3_1	15m 27s
./dtox.sh -e pypy310-pip24_3_1	27m 31s
./dtox.sh -e py27-pip20-integration	27m 46s
./dtox.sh -e py38-pip22_3_1-integration --shard 1/2	32m 25s
./dtox.sh -e py38-pip22_3_1-integration --shard 2/2	27m 53s
./dtox.sh -e py311-pip23_3_2-integration --shard 1/2	30m 1s
./dtox.sh -e py311-pip23_3_2-integration --shard 2/2	29m 14s
./dtox.sh -e py313-pip24_3_1-integration --shard 1/2	26m 20s
./dtox.sh -e py313-pip24_3_1-integration --shard 2/2	27m 17s
./dtox.sh -e py314-pip24_3_1-integration --shard 1/2	25m 49s
./dtox.sh -e py314-pip24_3_1-integration --shard 2/2	27m 56s
./dtox.sh -e pypy310-pip24_3_1-integration --shard 1/2	44m 58s
./dtox.sh -e pypy310-pip24_3_1-integration --shard 2/2	48m 5s
Gather Final Status	3s
	9h 21m 35s

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