Upgrade Python to 3.12 #1216

Job	Run time
Build and push all images (geo)	4m 34s
Build and push all images (profile)	4m 29s
Build and push all images (rate)	4m 26s
Build and push all images (recommendation)	4m 29s
Build and push all images (reservation)	4m 39s
Build and push all images (user)	5m 22s
Build and push all images (search)	4m 25s
Test Knative Deployment (hotel-app-geo, kn-geo.yaml)	2m 35s
Test Docker Compose (geo)	8s
Test Docker Compose (geo-tracing)	14s
Test Docker Compose (profile)	8s
Test Knative Deployment (hotel-app-geo-tracing, kn-geo-tracing.yaml)	2m 30s
Test Docker Compose (rate)	8s
Test Knative Deployment (hotel-app-profile, kn-profile.yaml)	2m 17s
Test Docker Compose (recommendation)	11s
Test Knative Deployment (hotel-app-rate, kn-rate.yaml)	2m 41s
Test Knative Deployment (hotel-app-recommendation, kn-recommendation.yaml)	2m 24s
Test Docker Compose (reservation)	7s
Test Knative Deployment (hotel-app-reservation, kn-reservation.yaml)	2m 18s
Test Knative Deployment (hotel-app-user, kn-user.yaml)	2m 27s
Test Docker Compose (user)	8s
Test Knative Deployment (hotel-app-search, kn-search.yaml)	2m 33s
Test Docker Compose (search)	11s
Test Knative Deployment (hotel-app-search-tracing, kn-search-tracing.yaml)	2m 18s
Test Docker Compose (search-tracing)	13s
	55m 55s

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