fix: remove rex profits from balance breakdown

[donnyquixotic]

Fixes #687

Description

see issue description

Test scenarios

1. log in and navigate to 'wallet' page
2. 'Rex Profits' should not be in balance breakdown list
3. Balance items should sum to total

Checklist:

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have cleaned up the code in the areas my change touches
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules
• I have checked my code and corrected any misspellings
• I have removed any unnecessary console messages

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