Fix rustup component install syntax

Signed-off-by: Claude <[email protected]>

Author: joseph-isaacs

.github/actions/build-ami/action.yml

@@ -99,7 +99,8 @@ runs:
         curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain "$RUST_TOOLCHAIN"
         source "$HOME/.cargo/env"
         rustup component add clippy rustfmt
-        rustup toolchain install nightly --component rustfmt clippy rust-src miri llvm-tools-preview
+        rustup toolchain install nightly
+        rustup component add --toolchain nightly rustfmt clippy rust-src miri llvm-tools-preview
         cargo --version
         rustc --version