Run CI checks for Rust 2024 as well

.github/workflows/clippy_dev.yml

@@ -47,6 +47,43 @@ jobs:
         cargo check
         git reset --hard HEAD
 
+  clippy_dev_2024:
+    runs-on: ubuntu-latest
+
+    steps:
+    # Setup
+    - name: Checkout
+      uses: actions/checkout@v4
+
+    - name: Select Rust 2024 edition
+      run: |
+        for i in clippy_config clippy_dev clippy_lints clippy_utils lintcheck; do
+          sed -i \
+            -e '1icargo-features = ["edition2024"]\n' \
+            -e 's/edition = "2021"/edition = "2024"/' \
+            $i/Cargo.toml
+        done
+
+    # Run
+    - name: Build
+      run: cargo build
+      working-directory: clippy_dev
+
+    - name: Test update_lints
+      run: cargo dev update_lints --check
+
+    - name: Test fmt
+      run: cargo dev fmt --check
+
+    - name: Test cargo dev new lint
+      env:
+        RUSTFLAGS: -A unused-imports
+      run: |
+        cargo dev new_lint --name new_early_pass --pass early
+        cargo dev new_lint --name new_late_pass --pass late
+        cargo check
+        git reset --hard HEAD
+
   # These jobs doesn't actually test anything, but they're only used to tell
   # bors the build completed, as there is no practical way to detect when a
   # workflow is successful listening to webhooks only.
@@ -57,7 +94,7 @@ jobs:
     name: bors dev test finished
     if: github.event.pusher.name == 'bors' && success()
     runs-on: ubuntu-latest
-    needs: [clippy_dev]
+    needs: [clippy_dev, clippy_dev_2024]
 
     steps:
       - name: Mark the job as successful
@@ -67,7 +104,7 @@ jobs:
     name: bors dev test finished
     if: github.event.pusher.name == 'bors' && (failure() || cancelled())
     runs-on: ubuntu-latest
-    needs: [clippy_dev]
+    needs: [clippy_dev, clippy_dev_2024]
 
     steps:
       - name: Mark the job as a failure