Bump arrow from 1.2.3 to 1.3.0 (#2172)

* Bump arrow from 1.2.3 to 1.3.0

Bumps [arrow](https://github.com/arrow-py/arrow) from 1.2.3 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](https://github.com/arrow-py/arrow/compare/1.2.3...1.3.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

* Update arrow==1.3.0

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: JonnyWong16 <9099342+JonnyWong16@users.noreply.github.com>

[skip ci]

lib/arrow/formatter.py

@@ -29,7 +29,6 @@ FORMAT_W3C: Final[str] = "YYYY-MM-DD HH:mm:ssZZ"
 
 
 class DateTimeFormatter:
-
     # This pattern matches characters enclosed in square brackets are matched as
     # an atomic group. For more info on atomic groups and how to they are
     # emulated in Python's re library, see https://stackoverflow.com/a/13577411/2701578
@@ -41,18 +40,15 @@ class DateTimeFormatter:
     locale: locales.Locale
 
     def __init__(self, locale: str = DEFAULT_LOCALE) -> None:
-
         self.locale = locales.get_locale(locale)
 
     def format(cls, dt: datetime, fmt: str) -> str:
-
         # FIXME: _format_token() is nullable
         return cls._FORMAT_RE.sub(
             lambda m: cast(str, cls._format_token(dt, m.group(0))), fmt
         )
 
     def _format_token(self, dt: datetime, token: Optional[str]) -> Optional[str]:
-
         if token and token.startswith("[") and token.endswith("]"):
             return token[1:-1]