Bump isort from 5.7.0 to 5.8.0 (#804)

dependabot-preview[bot] · web-flow · commit 59671d3f4c4e · 2021-03-22T05:58:51.000Z
diff --git a/requirements.txt b/requirements.txt
@@ -1,7 +1,7 @@
 coverage==5.5
 docker==4.4.4
 flake8==3.9.0
-isort==5.7.0
+isort==5.8.0
 -e .[sa]
 sphinx==3.5.3
 pytest==6.2.2
