Update dependency flake8-docstrings to v1.7.0 (#126)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

requirements.txt

@@ -3,7 +3,7 @@ flake8-coding==1.3.2
 flake8-commas==2.1.0
 flake8-comprehensions==3.10.0
 flake8-debugger==4.1.2
-flake8-docstrings==1.6.0
+flake8-docstrings==1.7.0
 flake8-import-order==0.18.2
 flake8-print==5.0.0
 flake8-string-format==0.3.0