Quick update to help text (followup to #3384)

[mturley]

Followup to https://issues.redhat.com/browse/RHOAIENG-14688 (#3384)

Description

A line of microcopy in the mockups changed since #3384 was opened, this just updates it to the correct text.

cc @yih-wang

How Has This Been Tested?

Tested locally, saw that the text renders correctly

Test Impact

N/A, microcopy change

Request review criteria:

Self checklist (all need to be checked):

• The developer has manually tested the changes and verified that the changes work
• Testing instructions have been added in the PR body (for PRs involving changes that are not immediately obvious).
• The developer has added tests or explained why testing cannot be added (unit or cypress tests for related changes)

If you have UI changes:

• Included any necessary screenshots or gifs if it was a UI change.
• Included tags to the UX team if it was a UI/UX change.

After the PR is posted & before it merges:

• The developer has tested their solution on a cluster by using the image produced by the PR to main

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

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This pull-request has been approved by: gitdallas

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• frontend/OWNERS

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.13%. Comparing base (4842b35) to head (d3e89b5).
Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3402      +/-   ##
==========================================
- Coverage   85.14%   85.13%   -0.01%     
==========================================
  Files        1338     1338              
  Lines       30122    30122              
  Branches     8270     8270              
==========================================
- Hits        25648    25645       -3     
- Misses       4474     4477       +3     

Files with missing lines	Coverage Δ
...projects/kServeModal/ServingRuntimeArgsSection.tsx	25.00% <ø> (ø)

... and 3 files with indirect coverage changes

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