Clarify in documentation regarding password management system

[valyo]

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1. Description / Summary

These changes clarify in the documentation that we do not provide/recommend any specific password management system and that bitwarden is just an example etc.

2. Jira task / GitHub issue

DDS-2083

3. Type of change

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• New feature
  • Breaking: Why / How? Add info here.
  • Non-breaking
• Bug fix
• Security Alert fix
  • Package update
    • Major version update
• Documentation
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• Tests only

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 47.64%. Comparing base (94ff246) to head (1136c65).
Report is 52 commits behind head on dev.

Additional details and impacted files

@@            Coverage Diff             @@
##              dev     #711      +/-   ##
==========================================
- Coverage   47.74%   47.64%   -0.11%     
==========================================
  Files          31       31              
  Lines        2886     2886              
==========================================
- Hits         1378     1375       -3     
- Misses       1508     1511       +3     

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