Update to nrfx - fixes UART issue that consumes power even when shutdown

furbrain · furbrain · commit 842e594b43be · 2024-01-22T22:51:06.000Z
diff --git a/ports/nrf/nrfx b/ports/nrf/nrfx
@@ -1 +1 @@
-Subproject commit 3f55e49eb11e6db0da1da09e189bb094222702c9
+Subproject commit ab21106ea57b63d97b757a9f17201ddf298ffab0
