Fix CI workflow: remove incorrect cd commands

.gitea/workflows/ci.yml

@@ -19,18 +19,15 @@ jobs:
 
       - name: Install dependencies
         run: |
-          cd local_commit_message_generator
           python -m pip install --upgrade pip
           pip install -e ".[dev]"
 
       - name: Run tests
         run: |
-          cd local_commit_message_generator
           pytest tests/ -v --cov=src --cov-report=term-missing
 
       - name: Check linting
         run: |
-          cd local_commit_message_generator
           pip install ruff
           ruff check .
 
@@ -47,16 +44,13 @@ jobs:
 
       - name: Install build dependencies
         run: |
-          cd local_commit_message_generator
           pip install build
 
       - name: Build package
         run: |
-          cd local_commit_message_generator
           python -m build
 
       - name: Verify build
         run: |
-          cd local_commit_message_generator
           pip install dist/*.whl
           commit-gen --help