Bump pygments from 2.14.0 to 2.15.0 in /streamlit-income-share

Bumps [pygments](https://github.com/pygments/pygments) from 2.14.0 to 2.15.0.
- [Release notes](https://github.com/pygments/pygments/releases)
- [Changelog](https://github.com/pygments/pygments/blob/master/CHANGES)
- [Commits](pygments/pygments@2.14.0...2.15.0)

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

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

Author: dependabot[bot]

streamlit-income-share/requirements.txt

@@ -23,7 +23,7 @@ Pillow==9.4.0
 protobuf==3.20.3
 pyarrow==11.0.0
 pydeck==0.8.0
-Pygments==2.14.0
+Pygments==2.15.0
 Pympler==1.0.1
 pyrsistent==0.19.3
 python-dateutil==2.8.2