fix: bump ipython version to address compilation issues with py3.8 (#3667)
fix: bump ipython version to address compilation issues with py3.8 (#3667)

Fixes: #3658
Fixes: #3659
Fixes: #3660

Co-authored-by: Takashi Matsuo <f7c23db50f898cb58348f8ccc2931585dc97581a@google.com>
GoogleCloudPlatform/python-docs-samples,GoogleCloudPlatform/python-docs-samples,GoogleCloudPlatform/python-docs-samples,GoogleCloudPlatform/python-docs-samples