ci: Update Node.js versions in PR workflow

- Added Node.js 24 to the matrix
- Removed Node.js 18 from the matrix

Author: TriPSs

.github/workflows/pr.yml

@@ -44,9 +44,9 @@ jobs:
         os:
           - "ubuntu-latest"
         node:
+          - "24"
           - "22"
           - "20"
-          - "18"
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v6