fix(deps): update dependency org.maplibre.gl:android-sdk-opengl to v13.6.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
org.maplibre.gl:android-sdk-opengl	13.0.2 → 13.6.1

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[github-actions]

APK file: https://github.com/nextcloud/talk-android/actions/runs/32412273478/artifacts/9422881967
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[github-actions]

APK file: https://github.com/nextcloud/talk-android/actions/runs/32514982065/artifacts/9458679066
To test this change/fix you can simply download above APK file and install and test it in parallel to your existing Nextcloud app.
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[github-actions]

APK file: https://github.com/nextcloud/talk-android/actions/runs/33004870205/artifacts/9620653262
To test this change/fix you can simply download above APK file and install and test it in parallel to your existing Nextcloud app.
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[github-actions]

APK file: https://github.com/nextcloud/talk-android/actions/runs/33183215093/artifacts/9690987772
To test this change/fix you can simply download above APK file and install and test it in parallel to your existing Nextcloud app.
(please click on link to get QR code displayed)

[github-actions]

APK file: https://github.com/nextcloud/talk-android/actions/runs/34347226023/artifacts/10102782098
To test this change/fix you can simply download above APK file and install and test it in parallel to your existing Nextcloud app.
(please click on link to get QR code displayed)