Inconsistent use of Dapp name

[srirambv]

Description

Inconsistent use of dapp word in extension page

Actual result:

Expected result:

Have consistency in using either Dapps, dApps, Ðapps or dapps. Probably use Ðapps as it has a fancy D 😃

Reproduces how often:

Easy

Brave version (brave://version info)

Brave	0.69.132 Chromium: 77.0.3865.90 (Official Build) (64-bit)
Revision	58c425ba843df2918d9d4b409331972646c393dd-refs/branch-heads/3865@{#830}
OS	Linux

Component: 1.0.9

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 dev channel? Yes
• Can you reproduce this issue with the nightly channel? Yes

Other Additional Information:

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

Miscellaneous Information:

MM has some inconsistency as well they use dapps under connection and dApps under connect hardware. These are the only two places where they have used the word. All other places are custom text that we have which needs to have consistency.