samples: rust: Rename hello world

Rename the sample to just hello world.  As long as the actual sample
name is different, there won't be index conflicts in the documentation.

Signed-off-by: David Brown <[email protected]>

Author: d3zd3z

samples/rust/hello_rust/CMakeLists.txt renamed to samples/rust/hello_world/CMakeLists.txt

@@ -3,6 +3,6 @@
 cmake_minimum_required(VERSION 3.20.0)
 
 find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
-project(hello_world)
+project(hello_rust_world)
 
 rust_cargo_application()

samples/rust/hello_rust/Cargo.toml renamed to samples/rust/hello_world/Cargo.toml

@@ -16,7 +16,7 @@ Once the proper rust toolchain has been installed.  This configuration
 can be built and executed on QEMU as follows:
 
 .. zephyr-app-commands::
-   :zephyr-app: samples/rust/hello_rust
+   :zephyr-app: samples/rust/hello_world
    :host-os: unix
    :board: qemu_riscv32
    :goals: run

samples/rust/hello_rust/README.rst renamed to samples/rust/hello_world/README.rst

@@ -1,6 +1,6 @@
 sample:
   description: Hello world, but in Rust
-  name: hello rust
+  name: hello rust world
 common:
   harness: console
   harness_config:
@@ -10,5 +10,5 @@ common:
   tags: rust
   filter: CONFIG_RUST_SUPPORTED
 tests:
-  sample.rust.hellorust:
+  sample.rust.helloworld:
     tags: introduction