Removing now meaningless QW_ENV usage in github actions. (#1096)

Author: fulmicoton

.github/workflows/coverage.yml

@@ -116,13 +116,13 @@ jobs:
         run: pip install awscli-local
 
       - name: Prepare LocalStack S3
-        run: ./quickwit-cli/tests/prepare_tests.sh 
+        run: ./quickwit-cli/tests/prepare_tests.sh
 
       - name: Generate code coverage
         run: |
           cargo +nightly llvm-cov clean --workspace
-          QW_ENV=LOCAL cargo +nightly llvm-cov --test failpoints --no-report --features fail/failpoints
-          QW_ENV=LOCAL cargo +nightly llvm-cov --no-report --all-features
+          cargo +nightly llvm-cov --test failpoints --no-report --features fail/failpoints
+          cargo +nightly llvm-cov --no-report --all-features
           cargo +nightly llvm-cov --no-run --lcov --output-path lcov.info
 
       - name: Upload coverage to Codecov