Telemetry: stop retrying into 429s, honour Retry-After, fix userAgent#354

samikshya-db merged 8 commits into

maindatabricks/databricks-sql-go:mainfrom

telemetry-429-circuit-breaker-and-user-agentdatabricks/databricks-sql-go:telemetry-429-circuit-breaker-and-user-agentCopy head branch name to clipboard