update day404

Author: y3none

docs/日报/4月4日.md

@@ -1,3 +1,4 @@
 # 4.4
 
-增加了sys_lseek, sys_unlink and sys_gettid并提交了[pr](https://github.com/oscomp/starry-next/pull/33)
+增加了sys_lseek, sys_unlink and sys_gettid并提交了[pr](https://github.com/oscomp/starry-next/pull/33)  
+测试平台依旧会卡住，已提交[issue](https://github.com/LearningOS/learningos-classroom-oscomp-oscomp-test-os25_test-1/issues/4)