[maintain-harbor] upgrade job-schedules images to python3.11
this is a follow-up to !15 (merged)
Bug: T350410 Signed-off-by: Ndibe Raymond Olisaemeka rolisaemeka-ctr@wikimedia.org
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this is a follow-up to !15 (merged)
Bug: T350410 Signed-off-by: Ndibe Raymond Olisaemeka rolisaemeka-ctr@wikimedia.org