Bump Gr1N/setup-poetry from 4 to 7 (#139)

Bumps [Gr1N/setup-poetry](https://github.com/Gr1N/setup-poetry) from 4 to 7.
- [Release notes](https://github.com/Gr1N/setup-poetry/releases)
- [Commits](Gr1N/setup-poetry@v4...v7)

---
updated-dependencies:
- dependency-name: Gr1N/setup-poetry
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/continous-integration.yml

@@ -27,7 +27,7 @@ jobs:
         python-version: 3.7
 
     - name: Install poetry 🦄
-      uses: Gr1N/setup-poetry@v4
+      uses: Gr1N/setup-poetry@v7
 
     - name: Load Poetry Cached Libraries ⬇
       uses: actions/cache@v2
@@ -72,7 +72,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
 
     - name: Install poetry 🦄
-      uses: Gr1N/setup-poetry@v4
+      uses: Gr1N/setup-poetry@v7
 
     - name: Load Poetry Cached Libraries ⬇
       uses: actions/cache@v2
@@ -123,7 +123,7 @@ jobs:
         python-version: 3.7
 
     - name: Install poetry 🦄
-      uses: Gr1N/setup-poetry@v4
+      uses: Gr1N/setup-poetry@v7
 
     - name: Install dependencies 🖥
       run: poetry install --no-interaction --extras "docs"
@@ -149,7 +149,7 @@ jobs:
         python-version: 3.7
 
     - name: Install poetry 🦄
-      uses: Gr1N/setup-poetry@v4
+      uses: Gr1N/setup-poetry@v7
 
     - name: Build ⚒️ Distributions
       run: |