build: Use lto and strip the binary

- Makes the binary smaller
- Prevents size regression when updating to new toolchain
- Avoids bugs like: rust-lang/rust#62785

Signed-off-by: Joe Richey <[email protected]>

Author: josephlr

.cargo/config

@@ -0,0 +1,2 @@
+[target.target]
+rustflags = ["-C", "link-arg=-s"]

Cargo.toml

@@ -7,10 +7,12 @@ edition = "2018"
 # the profile used for `cargo build`
 [profile.dev]
 panic = "abort" # disable stack unwinding on panic
+lto = true
 
 # the profile used for `cargo build --release`
 [profile.release]
 panic = "abort" # disable stack unwinding on panic
+lto = true
 
 [dependencies]
 cpuio = "*"