Check for new releases

[jbygdell]

Related issue(s) and PR(s)
This PR closes #449 .

Description
When running sda-cli version the app will check the latest release page on GitHub and match that against the version tag it has. If a newer version is available it will print the following message:

Newer version if sda-cli is avaiable, v0.1.3
Published: 2024-09-19 09:23:33
Download it from here: https://github.com/NBISweden/sda-cli/releases/tag/v0.1.3

How to test

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 51.61290% with 30 lines in your changes missing coverage. Please review.

Project coverage is 39.60%. Comparing base (e92c967) to head (8fced1b).

Files with missing lines	Patch %	Lines
version/version.go	51.61%	25 Missing and 5 partials ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #463      +/-   ##
==========================================
+ Coverage   39.22%   39.60%   +0.37%     
==========================================
  Files          11       11              
  Lines        1968     2030      +62     
==========================================
+ Hits          772      804      +32     
- Misses       1084     1109      +25     
- Partials      112      117       +5     

Flag	Coverage Δ
unittests	39.60% <51.61%> (+0.37%)	⬆️

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