fix(reana-dev): update container image labels when releasing (#765)

[tiborsimko]

Changes reana-dev git-create-release-commit behaviour to also update the container image label version when releasing cluster components.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 11.76471% with 15 lines in your changes are missing coverage. Please review.

Project coverage is 18.54%. Comparing base (c533c34) to head (fe6bc2c).

Additional details and impacted files

[](https://app.codecov.io/gh/reanahub/reana/pull/765?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=reanahub) ```diff @@ Coverage Diff @@ ## master #765 +/- ## ========================================== - Coverage 18.56% 18.54% -0.02% ========================================== Files 26 26 Lines 2359 2372 +13 ========================================== + Hits 438 440 +2 - Misses 1921 1932 +11 ``` | [Files](https://app.codecov.io/gh/reanahub/reana/pull/765?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=reanahub) | Coverage Δ | | |---|---|---| | [reana/config.py](https://app.codecov.io/gh/reanahub/reana/pull/765?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=reanahub#diff-cmVhbmEvY29uZmlnLnB5) | `100.00% <100.00%> (ø)` | | | [reana/reana\_dev/git.py](https://app.codecov.io/gh/reanahub/reana/pull/765?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=reanahub#diff-cmVhbmEvcmVhbmFfZGV2L2dpdC5weQ==) | `29.00% <0.00%> (-0.13%)` | :arrow_down: | | [reana/reana\_dev/utils.py](https://app.codecov.io/gh/reanahub/reana/pull/765?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=reanahub#diff-cmVhbmEvcmVhbmFfZGV2L3V0aWxzLnB5) | `35.52% <7.69%> (-0.62%)` | :arrow_down: |