Add doc about configuring TLS with Helm #9600

Job	Run time
Lint	3m 15s
Run Unit Tests (test-with-cover-pkg)	3m 15s
Benchmark	9m 29s
Run Unit Tests (test-with-cover-tempodb)	15m 46s
Run Unit Tests (test-with-cover-tempodb-wal)	11m 27s
Build	1m 51s
Run Unit Tests (test-with-cover-others)	12m 26s
Run integration tests (test-e2e)	20m 3s
Vendor check	1m 21s
Run integration tests (test-integration-poller)	10m 22s
Run integration tests (test-e2e-deployments)	13m 25s
Build technical documentation	20s
Run integration tests (test-e2e-serverless)	6m 58s
Check jsonnet & tempo-mixin	53s
	1h 50m 51s

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