Dupe Networks showing up on network dropdown

[HEagle18]

Description

see post -> https://bravesoftware.slack.com/archives/C023VS4HJ6Q/p1686770659965979

Steps to Reproduce

1. zksync showing up twice

Actual result:

Expected result:

Reproduces how often:

Desktop Brave version:

Android Device details:

• Install type (ARM, x86):
• Device type (Phone, Tablet, Phablet):
• Android version:

Version/Channel Information:

• Can you reproduce this issue with the current release?
• Can you reproduce this issue with the beta channel?
• Can you reproduce this issue with the nightly channel?

Other Additional Information:

• Does the issue resolve itself when disabling Brave Shields?
• Does the issue resolve itself when disabling Brave Rewards?
• Is the issue reproducible on the latest version of Chrome?

Miscellaneous Information:

[kjozwiak]

The above requires 1.53.103 or higher for 1.53.x verification 👍

[srirambv]

Verification passed on

Brave	1.53.104 Chromium: 115.0.5790.40 (Official Build) (64-bit)
Revision	071c9ddea889c3c7887daf4eac13fed72d4fff62-refs/branch-heads/5790@{#979}
OS	Windows 11 Version 22H2 (Build 22621.1848)

• Verified steps from issue description
• Verified zksync networks are only shown once

31063.mp4