New features

• Support multiple kmodels for accuracy_test: https://github.com/kendryte/nncase/pull/1162
• Supprot npy for pytest: https://github.com/kendryte/nncase/pull/1164

Bug fixes and performance improve

• Fix/dump_manager: https://github.com/kendryte/nncase/pull/1163
• Fix Melgan: https://github.com/kendryte/nncase/pull/1168
• Fix the missing new line issue of dynamic shape: https://github.com/kendryte/nncase/pull/1170
• Fix in_ci env judge with bool type: https://github.com/kendryte/nncase/pull/1171