Bump firebase-admin from 6.1.0 to 6.2.0 (#169)

Bumps [firebase-admin](https://github.com/firebase/firebase-admin-python) from 6.1.0 to 6.2.0.
- [Release notes](https://github.com/firebase/firebase-admin-python/releases)
- [Commits](firebase/firebase-admin-python@v6.1.0...v6.2.0)

---
updated-dependencies:
- dependency-name: firebase-admin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

doc/requirements.txt

@@ -17,4 +17,4 @@ scipy==1.10.1
 moabb>=0.4.6
 pyriemann==0.4
 docplex>=2.21.207
-firebase_admin==6.1.0
+firebase_admin==6.2.0

requirements.txt

@@ -7,4 +7,4 @@ qiskit-optimization==0.5.0
 qiskit-aer==0.12.0
 cvxpy==1.3.2
 docplex>=2.21.207
-firebase_admin==6.1.0
+firebase_admin==6.2.0

setup.py

@@ -44,7 +44,7 @@
                         'cvxpy==1.3.2',
                         'scipy==1.10.1',
                         'docplex>=2.21.207',
-                        'firebase_admin==6.1.0',
+                        'firebase_admin==6.2.0',
                         'tqdm'
                         ],
       extras_require={'docs': ['sphinx-gallery', 'sphinx-bootstrap_theme', 'numpydoc', 'mne', 'seaborn', 'moabb>=0.4.6'],