IoT Edge 1.5.36 released (Docker images only)

A new IoT Edge release is available, but it only contains Docker image updates.

**Latest Release:** 1.5.36
**Daemon Version:** 1.5.21 (unchanged)
**Current Recipe:** 1.5.21

No recipe updates are needed since the daemon binaries haven't changed.

This issue is for tracking purposes only. Close it once acknowledged.

[View release notes](https://github.com/Azure/azure-iotedge/releases/tag/1.5.36)