Update some workflow dependencies

Author: lrettig

.github/workflows/ci.yml

@@ -26,12 +26,11 @@ jobs:
     steps:
       - name: Install nightly toolchain
         id: rustc-toolchain
-        uses: actions-rs/toolchain@v1
+        uses: actions-rust-lang/setup-rust-toolchain@v1
         with:
           toolchain: nightly-2024-05-29
-          default: true
 
-      - uses: lukka/get-cmake@v3.27.4
+      - uses: lukka/get-cmake@v3.30.2
 
       - name: Show rust version
         run: |
@@ -51,16 +50,15 @@ jobs:
           ref: main
           path: athena
 
-      - name: Install ninja and riscv-tools
+      - name: Install riscv-tools
         if: matrix.os == 'ubuntu'
         run: |
           sudo apt update
-          sudo apt-get -y install ninja-build gcc-riscv64-unknown-elf
+          sudo apt-get -y install gcc-riscv64-unknown-elf
 
-      - name: Install ninja and riscv-tools
+      - name: Install riscv-tools
         if: matrix.os == 'macos'
         run: |
-          brew install ninja
           brew tap riscv-software-src/riscv
           brew install riscv-tools