[MTV-1948] Plan wizard 2nd step 'create migration' button is disabled without a reason

[jpuzz0]

📝 Links

References: https://issues.redhat.com/browse/MTV-1948

📝 Description

Removing Plan name validation check on the 2nd step of the create migration wizard since that now lives on step 1.

🎥 Demo

Screen.Recording.2025-01-27.at.9.24.10.AM.mov

[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

[codecov-commenter]

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 36.11%. Comparing base (13484d0) to head (8b3884d).
Report is 203 commits behind head on main.

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Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1445      +/-   ##
==========================================
- Coverage   36.81%   36.11%   -0.70%     
==========================================
  Files         158      159       +1     
  Lines        2548     2586      +38     
  Branches      599      616      +17     
==========================================
- Hits          938      934       -4     
- Misses       1428     1457      +29     
- Partials      182      195      +13     

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[sgratch]

/lgtm