Release 0.7.0

Add

• Support TensorFlow datasets (#215)
• Support device of Qiskit Aer simulator (#218 )
• Basic feature map and kernel implementation by Qiskit (#219)
• CI/CD workflow for Qiskit test (#219)
• docs for qiskit implementation (#220 )

Fix

• Build document in poetry environment (#215)

Change

• The sampling method name for preprocessing rename sampling_by_each_class to sample_n_per_class (#212 )
• Retrieving the braket device independently of the library version (#214)
• Lazy import for OpenML (#215)
• Extract Qulacs dependency and integration test (#216 )
• Lazy import for quantum devices (#217)
• update PennyLane version to v0.44 (#218 )
• update tutorials (#220 )