chore(sync): 同步当前工作区全部变更（学员学号可编辑并留空自动生成等）

RuoYi-Vue/sql/train/v2/006_indexes.sql

@@ -19,7 +19,7 @@ CREATE INDEX idx_teacher_name ON train_teacher (t_name);
 
 -- 2. train_student 学员表索引
 CREATE INDEX idx_student_name ON train_student (s_name);
-CREATE INDEX idx_student_org ON train_student (org_name);
+CREATE INDEX idx_student_org ON train_student (dept_name);
 CREATE INDEX idx_student_user_id ON train_student (user_id);
 
 -- 3. train_course 课程表索引