MTV-1706: Update wording for Create Provider description

[jschuler]

📝 Links

https://issues.redhat.com/browse/MTV-1706

📝 Description

Updates the wording in the description of Provider creation, since there is no way currently to add a provider through yaml/json.

🎥 Demo

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 36.32%. Comparing base (13484d0) to head (f44fa22).
Report is 218 commits behind head on main.

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Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1461      +/-   ##
==========================================
- Coverage   36.81%   36.32%   -0.50%     
==========================================
  Files         158      156       -2     
  Lines        2548     2522      -26     
  Branches      599      602       +3     
==========================================
- Hits          938      916      -22     
- Misses       1428     1601     +173     
+ Partials      182        5     -177     

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