Fix regex for publishing v2 image

[yurishkuro]

Which problem is this PR solving?

• Release attempt did not publish v2 image

  
  [[ v2.0.0-rc1 =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]

• echo 'skipping docker images upload, because not on tagged release or main branch'

Description of the changes

• Fix the regex to include -rc suffix

How was this change tested?

• CI

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 96.81%. Comparing base (e047f20) to head (8ced72e). Report is 1 commits behind head on main.

Additional details and impacted files

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