Chore(deps): bump sqlparse from 0.4.4 to 0.5.0 in /back

Bumps [sqlparse](https://github.com/andialbrecht/sqlparse) from 0.4.4 to 0.5.0.
- [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]>