debugger_ui: Fix variable completion accept in console appends the whole word (#33378)

Closes #32959

Release Notes:

- Fixed the issue where accepting variable completion in the Debugger
would append the entire variable name instead of the remaining part.
eb51041154Smit Barmase committed on 6/25/2025, 2:24:08 PM· committed by GitHubparent308debe
1 file changedLine totals unavailable