chore: bump pip-tools from 5.4.0 to 6.0.1

Bumps [pip-tools](https://github.com/jazzband/pip-tools) from 5.4.0 to 6.0.1.
- [Release notes](https://github.com/jazzband/pip-tools/releases)
- [Changelog](https://github.com/jazzband/pip-tools/blob/master/CHANGELOG.md)
- [Commits](jazzband/pip-tools@5.4.0...6.0.1)

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

dev-requirements.in

@@ -7,7 +7,7 @@ flask-sqlalchemy==2.4.4
 gunicorn==20.0.4
 kubernetes==12.0.1
 mock==4.0.2
-pip-tools==5.4.0
+pip-tools==6.0.1
 pre-commit==2.10.0
 pytest==6.1.2
 pytest-asyncio==0.14.0

dev-requirements.txt

@@ -78,7 +78,9 @@ packaging==20.4
     # via pytest
 pathspec==0.8.0
     # via black
-pip-tools==5.4.0
+pep517==0.10.0
+    # via pip-tools
+pip-tools==6.0.1
     # via -r dev-requirements.in
 pluggy==0.13.1
     # via pytest
@@ -141,7 +143,6 @@ six==1.15.0
     #   google-auth
     #   kubernetes
     #   packaging
-    #   pip-tools
     #   python-dateutil
     #   virtualenv
     #   websocket-client
@@ -150,6 +151,7 @@ sqlalchemy==1.3.20
 toml==0.10.1
     # via
     #   black
+    #   pep517
     #   pre-commit
     #   pytest
 typed-ast==1.4.1