chore: bump version to 3.1.3

Chore - bump release

chore bump version

chore bump version

Chore: Bump Client Version (messagebird#192)

CHORE: bump release version (messagebird#180)

fix version number (messagebird#176)

Merge pull request messagebird#174 from Xethron/add_failure_code_and_…

…description

Add email failure code and description

implement automatic release notes generation (messagebird#162)

* implement automatic release notes generation

* add release drafter config file

* add release drafter config file

* newline to fix template

Revert messagebird#103: breaks BC (messagebird#126)

* fix: revert "Created Recipients object rather than it being a stdClass (messagebird#103)"

This reverts commit 0b39ffd.

* chore: bump version to 1.19.2