fix: Install all dependencies in lint CI

.github/workflows/lint.yml

@@ -24,9 +24,9 @@ jobs:
         uses: actions/setup-python@v4
         with:
           python-version: '3.11'
-      - name: Install mypy
+      - name: Install dependencies
         run: |
-          pip install mypy
+          pip install -r requirements.txt
       - name: Run mypy
         run: |
           mypy yr_weather/