Bump actions/setup-python from 2 to 4 (#103)

* Bump actions/setup-python from 2 to 4

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 2 to 4.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](actions/setup-python@v2...v4)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

* Changed coveralls to gh-action

* switched to lcov coverage

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Jan Ernsting <[email protected]>

.github/workflows/deploy_to_pypi.yml

@@ -14,7 +14,7 @@ jobs:
         fetch-depth: 0
     - run: git checkout HEAD
     - name: Set up Python 3.9
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         python-version: "3.9"
     - name: Install pypa/build

.github/workflows/lintandtest.yml

@@ -14,7 +14,7 @@ jobs:
       with:
         fetch-depth: 0
     - name: Set up Python 3.9
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         python-version: "3.9"
     - name: Install dependencies
@@ -30,9 +30,8 @@ jobs:
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
     - name: Test with pytest
       run: |
-        pytest --cov=./photonai_graph
+        pytest --cov-report lcov:./coverage/lcov.info --cov=./photonai_graph
     - name: Coveralls
-      run: coveralls
-      env:
-        COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}
-        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      uses: coverallsapp/github-action@master
+      with:
+        github-token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/update_documentation.yml

@@ -13,7 +13,7 @@ jobs:
           fetch-depth: 0
 
       - name: Install Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: '3.9'
 
@@ -41,7 +41,7 @@ jobs:
           fetch-depth: 0
 
       - name: Install Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
         with:
           python-version: '3.9'