Update Add/Update SpineOpt Wizard

[ptsavol]

This PR brings the Add/Update SpineOpt Wizard up-to-date.

• Required SpineOpt version is now 0.8.3
• Introduce new option to Troubleshooting section, which shows the instructions to Install or Update SpineOpt manually
• Remove Reset Registry button and show the instructions how to reset the registry manually
• Add Copy log button to Total Failure page
• Update links

Fixes #2973

Checklist before merging

• [x] Documentation is up-to-date
• [x] Release notes have been updated
• [x] Unit tests have been added/updated accordingly
• [ ] Code has been formatted by black & isort
• [x] Unit tests pass

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 90.21739% with 9 lines in your changes missing coverage. Please review.

Project coverage is 67.07%. Comparing base (7daf5be) to head (f5ba2fe). Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
spinetoolbox/widgets/add_up_spine_opt_wizard.py	90.36%	5 Missing and 3 partials :warning:
spinetoolbox/ui_main.py	80.00%	0 Missing and 1 partial :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #2982 +/- ## ========================================== - Coverage 67.07% 67.07% -0.01% ========================================== Files 190 190 Lines 37121 37128 +7 Branches 5327 5327 ========================================== + Hits 24898 24902 +4 Misses 10964 10964 - Partials 1259 1262 +3 ```

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