Merge pull request #357 from Vonage/chore-prepare-release-4.8.1

chore: Prepare Release 4.8.1

Merge pull request #350 from Vonage/build-prepare-release-4.8.0

build: Prepare release 4.8.0

fix(vonage-numbers): Add by_alias=true to update number dump (#330)

* fix(numbers_management): Add by_alias=true to update number dump

Merge branch 'DEVX-10394-missing-transcription-fields'

feat: Add quantization parameter for video archives (#327)

Update _version.py to 4.6.0

fix: bump main package version to 4.5.2

fix: messages version bump

Add messages failover (#320)

* add new response field
* add failover parameter
* formatting
* add failover testing
* change payload
* fix tests
* update messages package for release
* prepare for new release

---------

Co-authored-by: maxkahan <maxkahan94@gmail.com>

update version number