IoT Commands client

What's Changed

• Migrate to maven central by @xiazhvera in #637
• Implement service client for IoT commands by @sfod in #630
• AutoTag PR for v1.26.0 by @bretambrose in #638
• Fix release script with the proper profile by @xiazhvera in #639
• Revert "[v1.26.0] IoT Commands client (#638)" by @xiazhvera in #640
• AutoTag PR for v1.26.0 by @bretambrose in #641

Full Changelog: v1.25.1...v1.26.0