Install target with rustup. (#420)

* Install target with rustup.

Signed-off-by: Josh Matthews <[email protected]>

* Add target to rust-toolchain action.

Signed-off-by: Josh Matthews <[email protected]>

---------

Signed-off-by: Josh Matthews <[email protected]>

Author: jdm

.github/workflows/main.yml

@@ -30,6 +30,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
         with:
           components: rustfmt, clippy
+          targets: ${{ matrix.platform.target }}
 
       - name: rustfmt
         run: cargo fmt --check