chore(deps): update dependency ubuntu to v24 #980

Job	Run time
Publish Charm / Generate the Charm Matrix	4s
Run Tests / Bundle Integration	6m 4s
Run Tests / Individual charm's integration tests (controller)	24m 21s
Run Tests / Individual charm's integration tests (ui)	24m 17s
Run Tests / Lint Code (controller)	24s
Run Tests / Lint Code (ui)	33s
Run Tests / Unit Test (controller)	1m 15s
Run Tests / Unit Test (ui)	1m 14s
Run Tests / Check libraries (jupyter-controller) / Check libraries	28s
Run Tests / Check libraries (jupyter-controller) / Lint	13s
Run Tests / Check libraries (jupyter-ui) / Check libraries	40s
Run Tests / Check libraries (jupyter-ui) / Lint	11s
Run Tests / Terraform (controller) / Apply / Apply Terraform	23m 25s
Run Tests / Terraform (controller) / Check / Check Terraform	10s
Run Tests / Terraform (controller) / Lint / Lint Terraform	14s
Run Tests / Terraform (ui) / Apply / Apply Terraform	26m 9s
Run Tests / Terraform (ui) / Check / Check Terraform	9s
Run Tests / Terraform (ui) / Lint / Lint Terraform	8s
Publish Charm / Publish Charm (./charms/jupyter-controller)	50s
Publish Charm / Publish Charm (./charms/jupyter-ui)	3m 40s
	1h 54m 29s

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