build(deps-dev): bump pip-tools from 6.1.0 to 6.2.0 (#272)

dependabot[bot] · web-flow · commit b0b8feeb8a3f · 2021-07-01T15:28:39.000-04:00
diff --git a/dev-requirements.txt b/dev-requirements.txt
@@ -1,3 +1,3 @@
 black==21.6b0
 flake8==3.9.2
-pip-tools==6.1.0
+pip-tools==6.2.0
