Crypto should be lowercase on Gemini and Binance widget previews

[stephendonner]

Description

Crypto should be lowercase on Gemini and Binance widget previews

Steps to Reproduce

1. install 1.47.14
2. launch Brave
3. open a new-tab page
4. click on Edit Cards
5. look at the capitalization of Crypto for Gemini and Binance widget previews/summaries

Actual result:

Trade Crypto on... (upper-cased)

Expected result:

Gemini
Trade crypto on Gemini directly in your browser.

Binance
Trade crypto on Binance directly in your browser.

Reproduces how often:

100%

Brave version (brave://version info)

Brave	1.47.14 Chromium: 107.0.5304.62 (Official Build) nightly (x86_64)
Revision	1eec40d3a5764881c92085aaee66d25075c159aa-refs/branch-heads/5304@{#942}
OS	macOS Version 11.7 (Build 20G817)

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:

/cc @jamesmudgett @srirambv @rebron @rmcfadden3

[NaaeemMalik]

Can I be assigned to it?

[yeshwantthota]

@NaaeemMalik are u working on the issue?

[NaaeemMalik]

It's not been assigned to me so not yet

[NaaeemMalik]

@yeshwantthota should I be working on it?

[yeshwantthota]

@NaaeemMalik if u want, then work on it and submit your PR

[NaaeemMalik]

@yeshwantthota alright, I will work on it, thou I also waanna tell you that its gonna be my first open source coding bug although I have 8 years software development experience

[stephendonner]

Verified PASSED using

Brave	1.47.39 Chromium: 107.0.5304.91 (Official Build) nightly (x86_64)
Revision	3d5948960d62418160796d5831a4d2d7d6c90fa8-refs/branch-heads/5304@{#1097}
OS	macOS Version 11.7.1 (Build 20G918)