stop listening timeline collection changes when app is not resumed

[fedrunov]

Type of change

• Feature
• Bugfix
• Technical
• Other :

Content

currently we are listening to update in temeline events and request epoxy to build models even when app is on background. This triggers RR to be sent for this messages, while user actually haven't seen them yet.

In this PR adapter is removed on pause and set back on resume to not trigger visibility listener

Motivation and context

closes #7643

Screenshots / GIFs

Tests

• Open any room
• Put app on background
• Receive push notification for message in this room
• Notification should not be dismissed shortly after it was shown

Tested devices

• Physical
• Emulator
• OS version(s):

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()

[ElementBot]

	Fails
🚫	node failed.

Log

Error:  Error: Could not find the Dangerfile at tools/danger/dangerfile-lint.js - does a file exist at dangerfile-lint.js in tools/danger?.
    at /usr/src/danger/distribution/platforms/GitHub.js:166:27
    at step (/usr/src/danger/distribution/platforms/GitHub.js:44:23)
    at Object.next (/usr/src/danger/distribution/platforms/GitHub.js:25:53)
    at fulfilled (/usr/src/danger/distribution/platforms/GitHub.js:16:58)
    at processTicksAndRejections (internal/process/task_queues.js:95:5)
danger-results://tmp/danger-results-cb4ec4ce.json

Generated by 🚫 dangerJS against 2308d4f

[sonarqubecloud]

Kudos, SonarCloud Quality Gate passed!   

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0.0% Coverage
0.0% Duplication