Remove Timings and bundle Spark (#1269)
* Deprecate Timings and bundle Spark
* Remove timings completely
* Let's see if this works
* Remove timings-related settings completely, move `download-spark` under the `settings`
* Update translations
* Cleanup timings
* Final cleanup
* Mark SparkInstaller PowerNukkitXOnly
* Rollback to the official one
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Co-authored-by: LT_Name <
572413378@qq.com>