Bump arrow from 0.15.5 to 1.3.0

Bumps [arrow](https://github.com/arrow-py/arrow) from 0.15.5 to 1.3.0.
- [Release notes](https://github.com/arrow-py/arrow/releases)
- [Changelog](https://github.com/arrow-py/arrow/blob/master/CHANGELOG.rst)
- [Commits](arrow-py/arrow@0.15.5...1.3.0)

---
updated-dependencies:
- dependency-name: arrow
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -1,5 +1,5 @@
 GeoAlchemy @ https://github.com/hozn/GeoAlchemy/archive/0.7.3dev1.tar.gz
-arrow==0.15.5
+arrow==1.3.0
 envparse==0.2.0
 falcon==2.0.0
 freezing-model @ https://github.com/freezingsaddles/freezing-model/archive/0.7.20.tar.gz