Do not set the stack size outside prod (#415)

* Add support for multiple modules

* Add macos fix

* Update setup-submodules script

patches/libtock-rs/01-macos.patch

@@ -0,0 +1,12 @@
+diff --git a/core/src/stack_size.rs b/core/src/stack_size.rs
+index 9145393..ef55383 100644
+--- a/core/src/stack_size.rs
++++ b/core/src/stack_size.rs
+@@ -14,6 +14,7 @@ macro_rules! stack_size {
+     {$size:expr} => {
+         #[no_mangle]
+         #[link_section = ".stack_buffer"]
++        #[cfg(not(target_os = "macos"))]
+         pub static mut STACK_MEMORY: [u8; $size] = [0; $size];
+     }
+ }

patches/tock/03-additional-boards.patch

@@ -1,5 +1,5 @@
 diff --git a/Cargo.toml b/Cargo.toml
-index 06acc26d2..e5db0740b 100644
+index 06acc26d2..bd1bbd58f 100644
 --- a/Cargo.toml
 +++ b/Cargo.toml
 @@ -20,7 +20,13 @@ members = [