simmel: add betrusted org and simmel device (#514)

Signed-off-by: Sean Cross <sean@xobs.io>

Author: xobs

1209/C051/index.md

@@ -0,0 +1,9 @@
+---
+layout: pid
+title: Simmel
+owner: Betrusted
+license: MIT
+site: https://simmel.betrusted.io/
+source: https://github.com/simmel-project/hardware/
+---
+An open hardware device dedicated to enabling Bluetooth-based disease contact tracing

org/Betrusted/index.md

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+---
+layout: org
+title: Betrusted
+site: https://betrusted.io/
+---
+The Betrusted project creates mobile open hardware that's designed to be privacy-preserving.