v3.0.6-rolling

What's Changed

• executor ignore canceled timers by @amfern in #220
• Create service context in main by @norro in #224
• [rclc] Corrected unit test for rclc_executor service with context by @JanStaschulat in #231
• Add thread dependency to examples (Rolling) by @Acuadros95 in #237
• bloom-release rolling 3.0.6 by @JanStaschulat in #238

New Contributors

• @amfern made their first contribution in #220

Full Changelog: 3.0.5...3.0.6