[Snyk] Fix for 38 vulnerabilities

[aaronmanne]

Snyk has created this PR to fix 38 vulnerabilities in the pip dependencies of this project.

Snyk changed the following file(s):

• requirements.txt

⚠️ Warning

otebook 6.4.12 has requirement Send2Trash>=1.8.0, but you have Send2Trash 1.5.0.
nbconvert 6.3.0b0 has requirement traitlets>=5.0, but you have traitlets 4.3.3.
nbconvert 6.3.0b0 has requirement mistune<2,>=0.8.1, but you have mistune 2.0.3.
nbclient 0.5.13 has requirement jupyter-client>=6.1.5, but you have jupyter-client 5.3.4.
nbclient 0.5.13 has requirement traitlets>=5.0.0, but you have traitlets 4.3.3.
nbclient 0.5.13 has requirement nbformat>=5.0, but you have nbformat 4.4.0.
jupyterlab 3.6.8 has requirement jupyterlab-server~=2.19, but you have jupyterlab-server 1.0.6.
jupyter-server 1.24.0 has requirement nbconvert>=6.4.4, but you have nbconvert 6.3.0b0.
jupyter-server 1.24.0 has requirement jupyter-client>=6.1.12, but you have jupyter-client 5.3.4.
jupyter-server 1.24.0 has requirement nbformat>=5.2.0, but you have nbformat 4.4.0.
jupyter-server 1.24.0 has requirement jupyter-core!=5.0.*,>=4.12, but you have jupyter-core 4.11.2.
jupyter-server 1.24.0 has requirement traitlets>=5.1, but you have traitlets 4.3.3.
jupyter-events 0.6.3 has requirement traitlets>=5.3, but you have traitlets 4.3.3.
jupyter-console 6.0.0 has requirement prompt-toolkit<2.1.0,>=2.0.0, but you have prompt-toolkit 3.0.13.
jinja2 3.1.6 has requirement MarkupSafe>=2.0, but you have MarkupSafe 1.1.1.
ipython 7.34.0 has requirement jedi>=0.16, but you have jedi 0.15.2.

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Important

• Check the changes in this PR to ensure they won't cause issues with your project.
• Max score is 1000. Note that the real score may have changed since the PR was raised.
• This PR was automatically created by Snyk using the credentials of a real user.
• Some vulnerabilities couldn't be fully fixed and so Snyk will still find them when the project is tested again. This may be because the vulnerability existed within more than one direct dependency, but not all of the affected dependencies could be upgraded.

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