Improve external links interaction UX (PSG-819)

[alfogrillo]

Ticket -> https://element-io.atlassian.net/browse/PSG-819

This PR improves the interaction with external links by:

• Adding a visual feedback for taps
• Adding the possibility to see a preview of the web page in the room

mvp2.mp4

[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
No Duplication information

[ismailgulek]

LGTM, had a tiny question.

[codecov]

Codecov Report

Base: 6.13% // Head: 11.76% // Increases project coverage by +5.62% 🎉

Coverage data is based on head (bda09a1) compared to base (8987a48).
Patch coverage: 0.00% of modified lines in pull request are covered.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #6936      +/-   ##
===========================================
+ Coverage     6.13%   11.76%   +5.62%     
===========================================
  Files         1590     1592       +2     
  Lines       156596   156630      +34     
  Branches     63187    63256      +69     
===========================================
+ Hits          9608    18420    +8812     
+ Misses      146559   137589    -8970     
- Partials       429      621     +192     

Flag	Coverage Δ
uitests	54.86% <ø> (?)
unittests	6.14% <0.00%> (+0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
Riot/Modules/Room/RoomViewController.m	0.00% <0.00%> (ø)
.../TimelineCells/Common/MXKRoomBubbleTableViewCell.m	0.29% <0.00%> (-0.01%)	⬇️
Riot/Modules/MatrixKit/Models/Account/MXKAccount.m	13.23% <0.00%> (-0.39%)	⬇️
...SwiftUI/Modules/Common/Locale/LocaleProvider.swift	100.00% <0.00%> (ø)
RiotSwiftUI/RiotSwiftUIApp.swift	95.65% <0.00%> (ø)
...SharingViewer/View/LiveLocationSharingViewer.swift	0.75% <0.00%> (+0.75%)	⬆️
...xKit/Controllers/MXKAuthenticationViewController.m	18.95% <0.00%> (+1.91%)	⬆️
...Modules/Common/Util/PrimaryActionButtonStyle.swift	40.00% <0.00%> (+2.00%)	⬆️
...Modules/Common/ViewModel/StateStoreViewModel.swift	82.60% <0.00%> (+4.34%)	⬆️
...haringViewer/LiveLocationSharingViewerModels.swift	9.09% <0.00%> (+9.09%)	⬆️
... and 296 more

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