Update backend_general.yml

.github/workflows/backend_general.yml

@@ -152,18 +152,4 @@ jobs:
       - run: cargo clippy -- -D warnings
         working-directory: backend/
 
-  fmt:
-    name: Rustfmt
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v2
-      - uses: actions-rs/toolchain@v1
-      with:
-        toolchain: nightly
-        override: true
-      - run: rustup component add rustfmt
-        working-directory: backend/
-      - run: cargo fmt --all -- --check
-        working-directory: backend/
-