Add doc for max_span_attr_byte and restructure troubleshoot doc #10206

Job	Run time
Build technical documentation	18s
Benchmark	9m 40s
Build	2m 0s
Run integration tests (test-e2e)	20m 40s
Lint	2m 28s
Check jsonnet & tempo-mixin	49s
Run integration tests (test-integration-poller)	10m 1s
Run integration tests (test-e2e-deployments)	13m 43s
Run Unit Tests (test-with-cover-pkg)	3m 51s
Vendor check	1m 26s
Run integration tests (test-e2e-serverless)	7m 6s
Run Unit Tests (test-with-cover-tempodb)	16m 29s
Run Unit Tests (test-with-cover-tempodb-wal)	11m 12s
Run Unit Tests (test-with-cover-others)	13m 31s
	1h 53m 14s

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