revert, add setup rust toolchain

.forgejo/workflows/release.yml

@@ -20,11 +20,15 @@ env:
 
 jobs:
   linux:
-    runs-on: rust
+    runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v4
         with:
           submodules: "recursive"
+      - uses: actions-rust-lang/setup-rust-toolchain@v1
+      - run: cargo test --all-features
+        with:
+          components: rustfmt
 
       - name: Update toolchain
         run: |