[Session Manager] Other sessions list: cannot select/deselect session by a long press when in select mode (PSG-1111)

[mnaturel]

Type of change

• Feature
• Bugfix
• Technical
• Other :

Content

In the other sessions list screen, when long pressing a session item, toggle selection of this item even in selection mode.

Motivation and context

Closes #7792

Screenshots / GIFs

Tests

• Enable the labs setting for new session manager
• Go to Settings -> Security & Privacy -> Show all sessions
• Press the View all button in the other sessions list (need more than 5 other sessions)
• Long press one session to enable the selection mode
• Long press another session
• Check it select this other session
• Long press a selected session
• Check it un-select the pressed session

Tested devices

• Physical
• Emulator
• OS version(s): Android 11

Checklist

• Changes has been tested on an Android device or Android emulator with API 21
• UI change has been tested on both light and dark themes
• Accessibility has been taken into account. See https://github.com/vector-im/element-android/blob/develop/CONTRIBUTING.md#accessibility
• Pull request is based on the develop branch
• Pull request includes a new file under ./changelog.d. See https://github.com/vector-im/element-android/blob/develop/CONTRIBUTING.md#changelog
• Pull request includes screenshots or videos if containing UI changes
• Pull request includes a sign off
• You've made a self review of your PR
• If you have modified the screen flow, or added new screens to the application, you have updated the test UiAllScreensSanityTest.allScreensTest()

[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

0.0% Coverage
0.0% Duplication

[onurays]

LGTM!