CI: bump dagger to v0.13.3 and fix tracetest-agent/pokeshop example #6558

Job	Run time
API Server unit tests	2m 33s
Agent unit tests	1m 5s
Build docker image	5m 52s
config-e2e	1s
CLI unit tests	27s
WebUI unit tests	1m 49s
CLI smoke tests (local)	39s
Test examples (collector)	39s
WebUI End-to-end tests (1)	10m 18s
CLI smoke tests (docker)	40s
CLI e2e tests (8, 0)	1m 16s
Test examples (tracetest-jaeger)	39s
CLI e2e tests (8, 1)	1m 20s
Test examples (tracetest-opensearch)	7m 31s
Tracetesting API Server (InMemory)	3m 52s
Tracetesting API Server (NATS)	3m 46s
CLI e2e tests (8, 2)	1m 16s
Test examples (tracetest-tempo)	44s
CLI e2e tests (8, 3)	1m 28s
Test examples (tracetest-provisioning-env)	43s
CLI e2e tests (8, 4)	1m 31s
CLI e2e tests (8, 5)	2m 43s
CLI e2e tests (8, 6)	1m 19s
CLI e2e tests (8, 7)	3m 25s
	55m 36s

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