fix CI

Signed-off-by: Piotr Dębski <piotrdebski@Piotrs-MacBook-Pro.local>

Author: Piotr Dębski

.github/workflows/ci.yml

@@ -36,9 +36,7 @@ jobs:
             ${{ runner.os }}-cargo-
 
       - name: Check formatting
-        working-directory: datafusion/vcf
         run: cargo fmt --all -- --check
 
       - name: Run tests
-        working-directory: datafusion/vcf
         run: cargo test