remove static cell

Author: robamu

Cargo.toml

@@ -44,7 +44,6 @@ cortex-m-rt = "0.7"
 defmt = "1.0"
 defmt-semihosting = "0.3.0"
 semihosting = { version = "0.1.20", features = ["stdio"] }
-static_cell = "2"
 
 # thumbv6m-none-eabi only
 [target.thumbv6m-none-eabi.dev-dependencies]