[MARSC-385] Force levtype to surface for wave data

[tbkr]

Description

Old client is force levtype to surface for wave data.

Contributor Declaration

By opening this pull request, I affirm the following:

• All authors agree to the Contributor License Agreement.
• The code follows the project's coding standards.
• I have performed self-review and added comments where needed.
• I have added or updated tests to verify that my changes are effective and functional.
• I have run all existing tests and confirmed they pass.

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 62.06%. Comparing base (0e63bba) to head (74dc852).

Additional details and impacted files

@@           Coverage Diff            @@
##           develop     #218   +/-   ##
========================================
  Coverage    62.06%   62.06%           
========================================
  Files          303      303           
  Lines        11710    11710           
  Branches      1052     1052           
========================================
  Hits          7268     7268           
  Misses        4442     4442           

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