Remove BraveVPN connection when uninstalling the browser

[spylogsster]

Description

Removed browser but brave vpn connection still work and able to connect.

Steps to Reproduce

1. Install Brave
2. Enable and connect BraveVpn
3. Uninstall browser from windows

Actual result:

Vpn connection can be used from system after uninstalling.

Expected result:

Vpn connection should be removed with the browser.

Reproduces how often:

100%

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:

[spylogsster]

cc @bsclifton @rebron

[stephendonner]

Also @mattmcalister and @MadhaviSeelam @GeetaSarvadnya

[stephendonner]

Verification PASSED using

Brave | 1.53.75 Chromium: 114.0.5735.58 (Official Build) beta (64-bit) 
Revision | ef012197ab4bc867d7b1dd80a001d0be7da8a714-refs/branch-heads/5735_52@{#7}
OS | Windows 10 Version 22H2 (Build 19045.3031)

Steps:

0. removed any/all BraveVPN connections from previous testing
1. installed 1.53.75
2. launched Brave
3. purchased, configured, and connected to BraveVPN
4. confirmed BraveVPNBeta entry in Settings -> Network & Internet -> VPN
5. ran browserleaks.com/dns to confirm both connection to VPN (Datacamp), without DNS leaks (Cloudflare)
6. clicked Uninstall via the Brave Beta entry on Uninstall or change a program in Control Panel -> Programs -> Programs and Features
7. selected Also delete your browsing data in the Uninstall Brave dialog
8. clicked Uninstall
9. confirmed Brave VPN is removed in Apps & Features / Control Panel menus
10. confirmed Microsoft Edge loaded brave.com on uninstall (usually used for Uninstall Survey)
11. confirmed BraveVPNBeta is removed from the VPN panel in Network & Internet
12. also confirmed BraveVPN* entries were removed, using the Registry Editor

example	example	example	example

example	example	example	example	example

[MadhaviSeelam]

Verification PASSED

Brave | 1.53.75 Chromium: 114.0.5735.58 (Official Build) beta (64-bit)
-- | --
Revision | ef012197ab4bc867d7b1dd80a001d0be7da8a714-refs/branch-heads/5735_52@{#7}
OS | Windows 11 Version 22H2 (Build 22621.1702)

Steps:

1. removed any/all BraveVPN connections from previous testing
2. installed 1.53.75
3. launched Brave
4. purchased, configured, and connected to BraveVPN
5. confirmed BraveVPNBeta entry in Settings -> Network & Internet -> VPN
6. ran browserleaks.com/dns to confirm both connection to VPN (Datacamp), without DNS leaks (Cloudflare)
7. clicked Uninstall via the Brave Beta entry on Uninstall or change a program in Control Panel -> Programs -> Programs and Features
8. selected Also delete your browsing data in the Uninstall Brave dialog
9. clicked Uninstall
10. confirmed Brave VPN is removed in Installed apps / Control Panel menus
11. confirmed Microsoft Edge loaded brave.com on uninstall (usually used for Uninstall Survey)
12. confirmed BraveVPNBeta is removed from the VPN panel in Network & Internet
13. also confirmed BraveVPN* entries were removed, using the Registry Editor

step 1	step 4	step 5	step 6	step 9	step 10	step 11	step 12	step 13