Update Bravery settings

[MadhaviSeelam]

Update testcases for following:

• Verify that HTTPS Everywhere works by loading http://https-everywhere.badssl.com/
• Turning HTTPS Everywhere off and Shields off both disable the redirect to https://https-everywhere.badssl.com/
  as the new feature/functionality implemented brave://flags/#https-by-default/Griffin study enabled. (Ref. HTTPS by Default (logic + desktop UI) brave-browser#27141)

Case 1: Upgrade connections to HTTPS - Standard; default setting
Details (For Normal window & Private window)

• new install
• launched Brave
• confirmed Upgrade connections to HTTPS is set to Standard
• loaded http://http.badssl.com/ - connections do not upgrade and red page displayed
• loaded http://https-everywhere.badssl.com/ - connections should be upgraded and green page displayed

New private window with Tor

• Confirmed since Tor windows always use Strict mode though Normal window setting is Standard
• Confirmed Shields panel do not show HTTPS Upgrade connections dropdown in the Advanced controls
• Confirmed insecure connection interstitial page displayed for http://http.badssl.com/ and red page displayed
• Confirmed when clicked on interstitial page, http://insecure.arthuredelstein.net/ loads without any issues
• Confirmed that http://https-everywhere.badssl.com/ -> https://upgradable.arthuredelstein.net/ (connection upgraded)

Case 2: Upgrade connections to HTTPS - Strict

• new profile
• launched Brave
• loaded http://http.badssl.com/
• changed Upgrade connections to HTTPS to Only connect with https - interstitial page loaded. Red page displayed when clicked Continue to site
• loaded http://https-everywhere.badssl.com/ in another tab - connections upgraded and green page shown

Case 3: Upgrade connections to HTTPS - Disabled - PASSED

• new profile
• launched Brave
• loaded http://http.badssl.com/
• changed Upgrade connections to HTTPS to Disabled - site is not upgraded and loaded without issues and red page loaded
• loaded http://https-everywhere.badssl.com/ - connections should not be upgraded. There is an issue with it currently. In HTTPS by Default (logic + desktop UI) brave-browser#27141, tested with http://upgradable.arthuredelstein.net/ and it worked.

Case 4: Shields down - PASSED

• new profile

• launched Brave

• loaded http://http.badssl.com

• loaded http://https-everywhere.badssl.com/

• clicked on the Brave Shields icon in the URL bar

• toggled each of the above loaded sites' Shields to DOWN

• Confirmed Shields DOWN behavior shown same behavior as Disabled mode for all three sites.

• Confirmed the site http://http.badssl.com/ is not upgraded and loaded without issues

• Confirmed http://upgradable.arthuredelstein.net/ is not upgraded to HTTPS and site loaded without issues