Update pyyaml from 5.3.1 to 5.4.1

pyup-bot · pyup-bot · commit 0c4e7c34e4e1 · 2021-03-01T18:06:03.000+04:00
diff --git a/requirements/requirements-optionals.txt b/requirements/requirements-optionals.txt
@@ -1,4 +1,4 @@
 django-filter==2.4.0
 django-polymorphic==3.0.0
-pyyaml==5.3.1
+pyyaml==5.4.1
 uritemplate==3.0.1
