Fix test paths

.github/workflows/api.yml

@@ -42,7 +42,7 @@ jobs:
  - name: Install dependencies
  run: |
  python -m pip install --upgrade pip
- pip install -r requirements.txt -r requirements-test.txt
+ pip install -r nesis/api/requirements.txt -r nesis/api/requirements-test.txt
  - name: Run unit tests
  run: |
  pytest nesis/api/tests/