typo in github action

Author: clstaudt

.github/workflows/pyinstaller-build.yml

@@ -20,7 +20,7 @@ jobs:
         python-version: 3.10.7
 
     - run: pip install -r requirements.txt
-    - run: pip install -r requirements-dev.txt
+    - run: pip install -r requirements_dev.txt
     - run: python scripts/build_app.py
     # Optionally verify that it works (provided that it does not need user interaction)
     #- run: ./dist/your-code/your-code