cargo: bump microbit-v2 from 0.15.1 to 0.16.0 in /src/bare-metal/microcontrollers/examples (#2970)

Bumps [microbit-v2](https://github.com/nrf-rs/microbit) from 0.15.1 to
0.16.0.

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

src/bare-metal/microcontrollers/examples/Cargo.lock

@@ -9,7 +9,7 @@ publish = false
 [dependencies]
 cortex-m-rt = "0.7.5"
 embedded-hal = "1.0.0"
-microbit-v2 = "0.15.1"
+microbit-v2 = "0.16.0"
 nrf52833-hal = "0.19.0"
 nrf52833-pac = { version = "0.12.2", features = ["rt"] }
 panic-halt = "1.0.0"