xlwt_util: excel生成修改

Signed-off-by: binren <zhangbr@elab-plus.com>

xlwt_util.py

@@ -165,7 +165,7 @@ class XlwtUtil(object):
             start_row = 0
             global title
             global sheet_name
-            if task_key in (2, 3):
+            if task_key in (2, 3, 21):
                 # 周报
                 sheet_name = '周报'
                 title = self.title.get('week')