fix: correct Rust toolchain action name in workflows

Author: rishitank

.github/workflows/ci.yml

@@ -16,9 +16,8 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Install Rust
-        uses: dtolnay/rust-action@stable
+        uses: dtolnay/rust-toolchain@stable
         with:
-          toolchain: stable
           components: clippy, rustfmt
 
       - name: Cache cargo

.github/workflows/release.yml

@@ -28,9 +28,8 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Install Rust
-        uses: dtolnay/rust-action@stable
+        uses: dtolnay/rust-toolchain@stable
         with:
-          toolchain: stable
           targets: ${{ matrix.target }}
 
       - name: Build