fix: correct function name reference in is_debian_version_at_least() #477

Job	Run time
bullseye armv7 / build	12m 33s
bookworm armv7 / build	12m 50s
bullseye armv7 / test (run_install_common.sh)	13m 18s
bullseye armv7 / test (run_install_faststartup.sh)	9m 43s
bullseye armv7 / test (run_install_webapp_local.sh)	20m 24s
bullseye armv7 / test (run_install_webapp_download.sh)	14m 13s
bullseye armv7 / test (run_install_libzmq_local.sh)	23m 31s
bookworm armv7 / test (run_install_common.sh)	14m 34s
bookworm armv7 / test (run_install_faststartup.sh)	10m 28s
bookworm armv7 / test (run_install_webapp_local.sh)	19m 40s
bookworm armv7 / test (run_install_webapp_download.sh)	13m 22s
bookworm armv7 / test (run_install_libzmq_local.sh)	25m 10s
bullseye armv7 / cleanup	3s
bookworm armv7 / cleanup	4s
	3h 9m 53s

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