job-list: initialize queue stats #8259

Job	Run time
validate commits	9s
python linting	41s
spelling	5s
Generate build matrix	7s
bookworm	12m 19s
bookworm - 32 bit	12m 34s
bookworm - gcc-12,content-s3,distcheck	14m 21s
bookworm - py3.11,clang-15	11m 59s
coverage	22m 6s
jammy - test-install	9m 27s
bookworm - test-install	9m 37s
focal - py3.8	12m 8s
el8	15m 32s
el8 - ascii	14m 14s
el8 - system,coverage	6m 12s
fedora34 - gcc-11.2,py3.9	12m 57s
fedora38 - gcc-13.1,py3.11	12m 2s
fedora39 - gcc-13.2,py3.12	13m 24s
alpine	11m 7s
inception	15m 37s
flux-sched check	5m 57s
flux-accounting check	4m 7s
flux-pam check	10m 9s
flux-pmix check	14m 20s
Generate docker manifest	1s
	4h 1m 12s

Provide feedback