build: misc fixes

Author: rrbutani

.cargo/config

@@ -29,7 +29,7 @@ xr = "bench --profile release --target thumbv7em-none-eabihf"
 
 r = "run --release --target thumbv7em-none-eabihf"
 b = "build --release --target thumbv7em-none-eabihf"
-ba = "b --all"
+ba = "b --all-targets"
 t = "test --target thumbv7em-none-eabihf -- --test"
 tr = "test --target thumbv7em-none-eabihf --release -- --test"
 d = "run --profile dev --target thumbv7em-none-eabihf -- --debug"

Cargo.toml

@@ -3,6 +3,7 @@ members = [
     ".",
     "xtask",
 ]
+default-members = ["."]
 
 [package]
 name = "utp-tm4c"