Bump nbconvert from 6.5.0 to 6.5.1

Bumps [nbconvert](https://github.com/jupyter/nbconvert) from 6.5.0 to 6.5.1.
- [Release notes](https://github.com/jupyter/nbconvert/releases)
- [Commits](jupyter/nbconvert@6.5...6.5.1)

---
updated-dependencies:
- dependency-name: nbconvert
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -56,7 +56,7 @@ mistune==0.8.4
 myst-nb==0.16.0
 myst-parser==0.18.0
 nbclient==0.5.13
-nbconvert==6.5.0
+nbconvert==6.5.1
 nbformat==5.4.0
 nbsphinx==0.8.9
 nest-asyncio==1.5.5