tempo-cli: support dropping multiple traces in a single operation #9539

Job	Run time
Lint	3m 19s
Run Unit Tests (test-with-cover-pkg)	3m 10s
Run Unit Tests (test-with-cover-tempodb)	15m 54s
Benchmark	9m 33s
Run Unit Tests (test-with-cover-tempodb-wal)	11m 25s
Run Unit Tests (test-with-cover-others)	12m 22s
Build	1m 46s
Run integration tests (test-e2e)	21m 9s
Run integration tests (test-integration-poller)	14m 59s
Run integration tests (test-e2e-deployments)	13m 40s
Run integration tests (test-e2e-serverless)	7m 22s
Build technical documentation	19s
Check jsonnet & tempo-mixin	54s
Vendor check	1m 22s
	1h 57m 14s

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