[Desktop][CW] Remove MetaMask from browser action button tooltip

[srirambv]

Description

Remove MetaMask from browser action button tooltip

Steps to Reproduce

1. Download crypto wallet component
2. Open brave://wallet
3. Pin the browser action button and hover over it

Actual result:

Expected result:

Should not contain MM branding

Reproduces how often:

Easy

Brave version (brave://version info)

Brave	1.13.82 Chromium: 85.0.4183.83 (Official Build) (64-bit)
Revision	94abc2237ae0c9a4cb5f035431c8adfb94324633-refs/branch-heads/4183@{#1658}
OS	Linux
Component	1.0.21

Version/Channel Information:

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

Other Additional Information:

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

Miscellaneous Information:

[srirambv]

Verification passed on

Brave	1.15.46 Chromium: 85.0.4183.102 (Official Build) beta (64-bit)
Revision	ffe848af6a5df4fa127e2929331116b7f9f1cb30-refs/branch-heads/4183@{#1770}
OS	Linux
Component	0.1.75

• Verified browser action button tooltip reads Crypto Wallets instead of MM
  

---

Verification passed on

Brave	1.13.86 Chromium: 85.0.4183.102 (Official Build) (64-bit)
Revision	ffe848af6a5df4fa127e2929331116b7f9f1cb30-refs/branch-heads/4183@{#1770}
OS	Windows 10 OS Version 1809 (Build 17763.1457)
Component	0.1.75

• Verified browser action button tooltip reads Crypto Wallets instead of MM
  

---

Verification passed on

Brave	1.16.4 Chromium: 85.0.4183.102 (Official Build) nightly (64-bit)
Revision	ffe848af6a5df4fa127e2929331116b7f9f1cb30-refs/branch-heads/4183@{#1770}
OS	macOS Version 10.15.5 (Build 19F101)
Component	0.1.75

• Verified browser action button tooltip reads Crypto Wallets instead of MM