Update for va108xx

- New `va108xx-embassy` crate.
- Embassy library uses new crate
- Updated all dependencies

va108xx-hal

- Refactored and simplified PWM driver
- Added new raw getter API for TIM peripheral blocks

board-tests/Cargo.toml

@@ -6,9 +6,9 @@ edition = "2021"
 [dependencies]
 cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
 cortex-m-rt = "0.7"
-panic-halt = "0.2"
-rtt-target = "0.5"
-panic-rtt-target = "0.1.3"
+panic-halt = "1"
+rtt-target = "0.6"
+panic-rtt-target = "0.2"
 embedded-hal = "1"
 embedded-hal-nb = "1"
 embedded-io = "0.6"