fixup! fixup! fixup! fixup! fixup! Reduce the number of mallocs in dt… #507

Job	Run time
check_docs	1m 1s
check_update	2m 14s
basic_clang	6m 17s
basic_gcc	7m 4s
check-ansi	2m 44s
address_ub_sanitizer	11m 44s
enable_non-default_options	5m 12s
freebsd-x86_64	7m 49s
full_featured	6m 41s
fuzz_tests	3m 6s
linux-arm64	1s
memory_sanitizer	15m 55s
minimal	3m 8s
no-deprecated	5m 40s
no-legacy	6m 19s
non-caching	14m 48s
no-shared-macos (macos-13)	10m 33s
no-shared-ubuntu	4m 42s
threads_sanitizer	5m 12s
no-shared-macos (macos-14)	4m 14s
external-tests-misc	8m 12s
external-tests-providers	10m 38s
external-tests-pyca (1.51.0, 3.9)	7m 7s
legacy	4m 50s
out-of-readonly-source-and-install-macos (macos-13)	13m 57s
out-of-readonly-source-and-install-ubuntu	8m 31s
out-of-readonly-source-and-install-macos (macos-14)	7m 10s
	3h 4m 49s

Provide feedback