Load the config file always

[waybackarchiver]

Description

Fixes #407

Checklist

• I have followed the contributing guidelines
• I have reviewed and understood the Code of Conduct
• I have searched and make sure there's no duplicate PRs
• I have updated the changelog in case of need

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 44.58%. Comparing base (d603da5) to head (c97bf1e).

Files	Patch %	Lines
cmd/wayback/main.go	0.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #498      +/-   ##
==========================================
- Coverage   44.64%   44.58%   -0.07%     
==========================================
  Files          84       84              
  Lines        6792     6790       -2     
==========================================
- Hits         3032     3027       -5     
- Misses       3469     3471       +2     
- Partials      291      292       +1     

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