Updated `urllib3` (1.12) #761

Job	Run time
build-packages (ubuntu, bytes)	2m 44s
build-packages (ubuntu, boefjes)	3m 41s
build-packages (ubuntu, rocky)	5m 33s
build-packages (ubuntu, keiko)	1m 29s
build-packages (ubuntu, octopoes)	1m 59s
build-packages (ubuntu, mula)	1m 48s
test-deb-install (ubuntu-22.04)	4m 29s
	21m 43s

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