update schinese - minor polishing

resource/reactivedrop_schinese.txt

@@ -3274,10 +3274,10 @@
 "[english]nb_difficulty_title"		"Difficulty"
 "nb_difficulty_title"		"难度"
 "[english]nb_speedruntime_title"		"Speedrun Time"
-"nb_speedruntime_title"		"速通时间"
+"nb_speedruntime_title"		"速通成就要求"
 // the first %d is minutes and the second %d is seconds (printf formatting). examples - 1:42, 3:10, 1:07
 "[english]nb_speedruntime_format"		"%d:%02d"
-"nb_speedruntime_format"		"%d:%02d"
+"nb_speedruntime_format"		"在 %d:%02d 内完成任务且无人阵亡"
 "[english]nb_oe_title"		"Outstanding Execution"
 "nb_oe_title"		"完美执行"
 "[english]nb_oe_status_active"		"Active"