Bump media3_version from 1.1.1 to 1.2.0 (openhab#3522)

Bumps `media3_version` from 1.1.1 to 1.2.0.

Updates `androidx.media3:media3-exoplayer` from 1.1.1 to 1.2.0
- [Release notes](https://github.com/androidx/media/releases)
- [Changelog](https://github.com/androidx/media/blob/release/RELEASENOTES.md)
- [Commits](androidx/media@1.1.1...1.2.0)

Updates `androidx.media3:media3-ui` from 1.1.1 to 1.2.0
- [Release notes](https://github.com/androidx/media/releases)
- [Changelog](https://github.com/androidx/media/blob/release/RELEASENOTES.md)
- [Commits](androidx/media@1.1.1...1.2.0)

Updates `androidx.media3:media3-exoplayer-hls` from 1.1.1 to 1.2.0
- [Release notes](https://github.com/androidx/media/releases)
- [Changelog](https://github.com/androidx/media/blob/release/RELEASENOTES.md)
- [Commits](androidx/media@1.1.1...1.2.0)

---
updated-dependencies:
- dependency-name: androidx.media3:media3-exoplayer
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: androidx.media3:media3-ui
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: androidx.media3:media3-exoplayer-hls
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

mobile/build.gradle

@@ -8,7 +8,7 @@ buildscript {
     ext.about_libraries_version = '10.6.3'
     ext.powermock_version = '2.0.9'
     ext.espresso_version = '3.5.1'
-    ext.media3_version = '1.1.1'
+    ext.media3_version = '1.2.0'
     ext.acra_version = '5.11.3'
 
     repositories {