[video_player]: Bump exoplayer_version from 2.18.5 to 2.18.6 in /packages/video_player/video_player_android/android#3770

auto-submit[bot] merged 3 commits intomainflutter/packages:mainfrom

dependabot/gradle/packages/video_player/video_player_android/android/exoplayer_version-2.18.6flutter/packages:dependabot/gradle/packages/video_player/video_player_android/android/exoplayer_version-2.18.6Copy head branch name to clipboard