[24.0] Fix submitted value in workflow run form if data is constrained by tag filter

[mvdbeek]

Fixes an issue reported by @abueg, where inputs in the workflow run form appear to be correctly filtered by the tag value, but upon submission the unfiltered default value is used. The included selenium test recapitulates this.

How to test the changes?

(Select all options that apply)

• [x] I've included appropriate automated tests.
• [ ] This is a refactoring of components with existing test coverage.
• [ ] Instructions for manual testing are as follows:
  1. [add testing steps and prerequisites here if you didn't write automated tests covering all your changes]

License

• [x] I agree to license these and all my past contributions to the core galaxy codebase under the MIT license.