filter out AWS metadata fetches trace #82

coverage

File	Coverage	Lines		Missing
All files	`90%`	`90%`	✅
lib/degica_datadog/tracing.rb	`78%`	`78%`	✅	`60-97` `121-126`

Minimum allowed coverage is 65%

Generated by 🐒 cobertura-action against 57d4e51