Bump sqlparse from 0.4.4 to 0.5.0 (#179)

* Bump sqlparse from 0.4.4 to 0.5.0

Bumps [sqlparse](https://github.com/andialbrecht/sqlparse) from 0.4.4 to 0.5.0.
- [Release notes](https://github.com/andialbrecht/sqlparse/releases)
- [Changelog](https://github.com/andialbrecht/sqlparse/blob/master/CHANGELOG)
- [Commits](andialbrecht/sqlparse@0.4.4...0.5.0)

---
updated-dependencies:
- dependency-name: sqlparse
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

* Delete requirements.txt

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Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Fabian Braun <[email protected]>