Fix typo

Author: sanders41

.github/workflows/testing_fastapi.yml

@@ -351,7 +351,7 @@ jobs:
           uv sync --frozen
           uv run maturin build
       - name: Pre-commit check
-        working-directory: ${{ env.WRKING_DIR }}
+        working-directory: ${{ env.WORKING_DIR }}
         run: |
           uv run pre-commit install
           git add .
@@ -432,7 +432,7 @@ jobs:
           python -m pip install -r requirements.txt -r requirements-dev.txt
           python -m maturin build
       - name: Pre-commit check
-        working-directory: ${{ env.WRKING_DIR }}
+        working-directory: ${{ env.WORKING_DIR }}
         run: |
           pre-commit install
           git add .