Drop unnecessary pd-edge Pages checkout

Author: fffonion

.github/workflows/pages.yml

@@ -25,11 +25,6 @@ jobs:
         with:
           repository: rustscript-lang/rustscript
           path: rustscript
-      - name: Checkout pd-edge
-        uses: actions/checkout@v4
-        with:
-          repository: rustscript-lang/pd-edge
-          path: pd-edge
       - name: Setup Rust
         uses: dtolnay/rust-toolchain@stable
         with: