Merge pull request #460 from stac-utils/dependabot/pip/types-python-dateutil-0.1.4

Bump types-python-dateutil from 0.1.3 to 0.1.4

Author: Jon Duckworth

requirements-test.txt

@@ -8,7 +8,7 @@ jsonschema==3.2.0
 coverage==5.5
 doc8==0.8.1
 
-types-python-dateutil==0.1.3
+types-python-dateutil==0.1.4
 types-orjson==0.1.0
 
 pre-commit==2.13.0