Fiat value showing 0 when having the same tokens on different chains

[Douglashdaniel]

Description

If you add a multiple of the same tokens on different chains and one of them doesn't have a balance, the fiat value will show 0.00 for the one that does have a balance.

Steps to Reproduce

1. Add a token that has a balance on a L2 chain
2. Now add that same token on a L1 chain without a balance
3. The L2 fiat balance will show 0.00

Actual result:

Before.mov

Expected result:

Should show the fiat balance.

Reproduces how often:

Brave version (brave://version info)

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:

[srirambv]

Verification passed on

Brave	1.50.91 Chromium: 111.0.5563.64 (Official Build) beta (64-bit)
Revision	c710e93d5b63b7095afe8c2c17df34408078439d-refs/branch-heads/5563@{#995}
OS	Linux

• Verified steps from brave/brave-core#17367
• Verified same tokens on different chains shows correct balance

28753.mp4

---

Verification passed on

Brave	1.50.91 Chromium: 111.0.5563.64 (Official Build) beta (64-bit)
Revision	c710e93d5b63b7095afe8c2c17df34408078439d-refs/branch-heads/5563@{#995}
OS	Windows 11 Version 22H2 (Build 22621.1344)

• Verified steps from brave/brave-core#17367
• Verified same tokens on different chains shows correct balance

28753.mp4

---

Verification passed on

Brave	1.50.91 Chromium: 111.0.5563.64 (Official Build) beta (arm64)
Revision	c710e93d5b63b7095afe8c2c17df34408078439d-refs/branch-heads/5563@{#995}
OS	macOS Version 13.0 (Build 22A380)

• Verified steps from brave/brave-core#17367
• Verified same tokens on different chains shows correct balance

28753.mov