[video_player] Update video_player to 2.10.1

[gin7773]

Main changes:

• Update video_player to 2.10.1.
• Update video_player_platform_interface to 6.3.0.

[gin7773]

#954

[gemini-code-assist]

Code Review

This pull request updates the video_player_tizen package to version 2.5.9. It bumps the dependency on video_player_platform_interface to 6.3.0 and updates the documentation to recommend using video_player version 2.10.1. The CHANGELOG.md and README.md files have been updated accordingly to reflect these version changes. The changes are consistent and correct.