fix on to many proposal being triggered

[wainola]

Description

Fix duplicate messages that are displayed by the TransferActiveModal when a transaction takes places

Related Issue Or Context

Closes: #93

How Has This Been Tested? Testing details.

Manual testing was passed

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation

Checklist:

• I have commented my code, particularly in hard-to-understand areas.
• I have ensured that all acceptance criteria (or expected behavior) from issue are met
• I have updated the documentation locally and in chainbridge-docs.
• I have added tests to cover my changes.
• I have ensured that all the checks are passing and green, I've signed the CLA bot

[render]

Your Render PR Server URL is https://chainbridge-pr-114.onrender.com.

Follow its progress at https://dashboard.render.com/static/srv-c4sael41nok4ouih2tk0.