chore: add example of instana integration with otlp #5560

Job	Run time
config-e2e	1s
Agent unit tests	30s
Build docker image	6m 11s
CLI unit tests	23s
API Server unit tests	2m 36s
WebUI unit tests	1m 54s
CLI smoke tests (local)	41s
CLI smoke tests (docker)	47s
Tracetesting API Server (InMemory)	4m 13s
Test examples (collector)	49s
Tracetesting API Server (NATS)	4m 15s
Test examples (tracetest-jaeger)	52s
Test examples (tracetest-opensearch)	7m 34s
Test examples (tracetest-tempo)	59s
CLI e2e tests (8, 0)	1m 20s
Test examples (tracetest-provisioning-env)	42s
CLI e2e tests (8, 1)	1m 23s
Test examples (tracetest-signoz)	2m 12s
CLI e2e tests (8, 2)	1m 27s
CLI e2e tests (8, 3)	1m 30s
WebUI End-to-end tests (1)	2m 47s
CLI e2e tests (8, 4)	1m 21s
WebUI End-to-end tests (2)	2m 47s
CLI e2e tests (8, 5)	1m 10s
CLI e2e tests (8, 6)	3m 22s
WebUI End-to-end tests (3)	2m 39s
CLI e2e tests (8, 7)	4m 34s
WebUI End-to-end tests (4)	2m 41s
WebUI End-to-end tests (5)	2m 42s
WebUI End-to-end tests (6)	3m 52s
WebUI End-to-end tests (7)	2m 46s
WebUI End-to-end tests (8)	2m 47s
	1h 13m 47s

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