Bump tksheet from 6.3.0 to 6.3.4

Bumps [tksheet](https://github.com/ragardner/tksheet) from 6.3.0 to 6.3.4.
- [Release notes](https://github.com/ragardner/tksheet/releases)
- [Changelog](https://github.com/ragardner/tksheet/blob/master/CHANGELOG.md)
- [Commits](ragardner/tksheet@6.3.0...6.3.4)

---
updated-dependencies:
- dependency-name: tksheet
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements.txt

@@ -16,5 +16,5 @@ scikit-image == 0.22.0
 scipy == 1.11.4
 smplotlib == 0.0.9
 timezonefinder == 6.2.0
-tksheet == 6.3.0
+tksheet == 6.3.4
 tqdm == 4.66.1