Bump cvxpy from 1.1.12 to 1.2.1

Bumps [cvxpy](https://github.com/cvxpy/cvxpy) from 1.1.12 to 1.2.1.
- [Release notes](https://github.com/cvxpy/cvxpy/releases)
- [Commits](cvxpy/cvxpy@v1.1.12...v1.2.1)

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

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

doc/requirements.txt

@@ -7,7 +7,7 @@ seaborn
 scikit-learn
 joblib
 pandas
-cvxpy==1.1.12
+cvxpy==1.2.1
 git+https://github.com/Qiskit/qiskit-machine-learning#egg=qiskit_machine_learning
 qiskit-ibmq-provider==0.19.1
 qiskit-optimization==0.4.0

requirements.txt

@@ -3,5 +3,5 @@ git+https://github.com/pyRiemann/pyRiemann#egg=pyriemann
 git+https://github.com/Qiskit/qiskit-machine-learning#egg=qiskit_machine_learning
 qiskit-ibmq-provider==0.19.1
 qiskit-optimization==0.4.0
-cvxpy==1.1.12
+cvxpy==1.2.1
 docplex>=2.21.207

setup.py

@@ -37,7 +37,7 @@
                         'qiskit_machine_learning @ git+https://github.com/Qiskit/qiskit-machine-learning#egg=qiskit_machine_learning',
                         'qiskit-ibmq-provider==0.19.1',
                         'qiskit-optimization==0.4.0',
-                        'cvxpy==1.1.12',
+                        'cvxpy==1.2.1',
                         'scipy==1.5.4; python_version < "3.7.0"',
                         'scipy==1.7.3; python_version >= "3.7.0"',
                         'docplex>=2.21.207',