Bump arrow from 1.2.2 to 1.2.3

Bumps [arrow](https://github.com/arrow-py/arrow) from 1.2.2 to 1.2.3.
- [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/1.2.2...1.2.3)

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

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

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "5b406a6ab96076632c832c34b367df94b2b94a2b9f5070fae2e06e59ab305942"
+            "sha256": "4e2ceda7b608df9c9c420c83421205e22df28f8bbe55a3928f19586e8a71d614"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -34,11 +34,11 @@
         },
         "arrow": {
             "hashes": [
-                "sha256:05caf1fd3d9a11a1135b2b6f09887421153b94558e5ef4d090b567b47173ac2b",
-                "sha256:d622c46ca681b5b3e3574fcb60a04e5cc81b9625112d5fb2b44220c36c892177"
+                "sha256:3934b30ca1b9f292376d9db15b19446088d12ec58629bc3f0da28fd55fb633a1",
+                "sha256:5a49ab92e3b7b71d96cd6bfcc4df14efefc9dfa96ea19045815914a6ab6b1fe2"
             ],
             "index": "pypi",
-            "version": "==1.2.2"
+            "version": "==1.2.3"
         },
         "asn1crypto": {
             "hashes": [
@@ -1081,7 +1081,7 @@
                 "sha256:78f9a9bf4e7be0c5ded4583326e7461e3a3c5aae24073648b4bdfa797d78c9d2",
                 "sha256:9d689e6ca1b3038bc82bf8d23e944b6b6037bc02301a574935b2dd946e0353b9"
             ],
-            "markers": "python_version < '4' and python_full_version >= '3.5.0'",
+            "markers": "python_version >= '3.5' and python_version < '4'",
             "version": "==4.7.2"
         },
         "s3transfer": {