Update CI config

.github/workflows/ci.yml

@@ -23,7 +23,8 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Install Rust
-        run: rustup update ${{ matrix.rust }} && rustup default ${{ matrix.rust }}
+        # --no-self-update is necessary because the windows environment cannot self-update rustup.exe.
+        run: rustup update ${{ matrix.rust }} --no-self-update && rustup default ${{ matrix.rust }}
       - run: cargo build --all --all-features --all-targets
       - name: Run cargo check (without dev-dependencies to catch missing feature flags)
         if: startsWith(matrix.rust, 'nightly')
@@ -49,10 +50,7 @@ jobs:
       - uses: actions/checkout@v3
       - name: Install Rust
         run: rustup update stable
-      - uses: actions-rs/clippy-check@v1
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-          args: --all-features -- -W clippy::all
+      - run: cargo clippy --all-features
 
   fmt:
     runs-on: ubuntu-latest
@@ -60,7 +58,7 @@ jobs:
       - uses: actions/checkout@v3
       - name: Install Rust
         run: rustup update stable
-      - run: cargo fmt --all -- --check
+      - run: cargo fmt --all --check
 
   security_audit:
     runs-on: ubuntu-latest