use new actions without deprecated features

.github/workflows/rust-ci.yml

@@ -12,11 +12,10 @@ jobs:
     name: Lint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
         with:
           toolchain: stable
-          override: true
 
       # make sure all code has been formatted with rustfmt
       - run: rustup component add rustfmt
@@ -45,11 +44,10 @@ jobs:
         os: [ubuntu-latest, windows-latest, macOS-latest]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
         with:
           toolchain: stable
-          override: true
       - name: cargo fetch
         uses: actions-rs/cargo@v1
         with:
@@ -64,11 +62,10 @@ jobs:
     name: Publish Check
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
-    - uses: actions-rs/toolchain@v1
+    - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@stable
       with:
         toolchain: stable
-        override: true
     - name: cargo fetch
       uses: actions-rs/cargo@v1
       with:
@@ -88,10 +85,9 @@ jobs:
     if: startsWith(github.ref, 'refs/tags/')
     steps:
     - uses: actions/checkout@v1
-    - uses: actions-rs/toolchain@v1
+    - uses: dtolnay/rust-toolchain@stable
       with:
         toolchain: stable
-        override: true
     - name: cargo fetch
       uses: actions-rs/cargo@v1
       with: