feat(shipper): add evri carrier

[firstof9]

Proposed change

Add Evri carrier

Type of change

• Dependency upgrade
• Bugfix (non-breaking change which fixes an issue)
• New feature (which adds functionality)
• Breaking change (fix/feature causing existing functionality to break)
• Code quality improvements to existing code or addition of tests
• Documentation update
• Adds a new shipper
• Update existing shipper

Additional information

• This PR fixes or closes issue: fixes [Feature Request] Swap myhermes to new Evri company #719

[codecov-commenter]

Codecov Report

Merging #720 (db5c78f) into dev (6f319a7) will not change coverage.
The diff coverage is n/a.

Additional details and impacted files

@@           Coverage Diff           @@
##              dev     #720   +/-   ##
=======================================
  Coverage   97.75%   97.75%           
=======================================
  Files           8        8           
  Lines        1469     1469           
=======================================
  Hits         1436     1436           
  Misses         33       33           

Impacted Files	Coverage Δ
custom_components/mail_and_packages/const.py	100.00% <ø> (ø)