draft: remove setuptools #1109

Job	Run time
Run Tests / Observability Integration Test (1.25-strict/stable)	9m 35s
Publish Charm / Generate the Charm Matrix	3s
Run Tests / Integration Test (1.25-strict/stable, integration)	6m 41s
Run Tests / Observability Integration Test (1.26-strict/stable)	9m 56s
Run Tests / Integration Test (1.25-strict/stable, integration-tls-provider)	6m 42s
Run Tests / Lint Code (pilot)	23s
Run Tests / Integration Test (1.25-strict/stable, integration-tls-secret)	6m 41s
Run Tests / Lint Code (gateway)	24s
Run Tests / Unit Test (pilot)	40s
Run Tests / Integration Test (1.26-strict/stable, integration)	6m 42s
Run Tests / Unit Test (gateway)	38s
Run Tests / Integration Test (1.26-strict/stable, integration-tls-provider)	6m 25s
Run Tests / Integration Test (1.26-strict/stable, integration-tls-secret)	6m 43s
Run Tests / Check libraries (istio-gateway) / Check libraries	5s
Run Tests / Check libraries (istio-gateway) / Lint	10s
Run Tests / Check libraries (istio-pilot) / Check libraries	36s
Run Tests / Check libraries (istio-pilot) / Lint	11s
Publish Charm / Publish Charm (./charms/istio-gateway)	15m 28s
Publish Charm / Publish Charm (./charms/istio-pilot)	40m 37s
	1h 58m 40s

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