Fixed Youtube links.

Author: Nobuyuki-Kobayashi

Manual/UTS2_Manual_en.md

@@ -84,7 +84,9 @@
 
 <img width = "400" src="Images_jpg/CellLook.jpg">
 <img width = "800" src="Images_jpg/CRS03.jpg">
+
 [![](https://img.youtube.com/vi/81uGu18ixpw/0.jpg)](https://www.youtube.com/watch?v=81uGu18ixpw)
+
 <img width = "800" src="Images_jpg/TPK_04.jpg">
 <img width = "800" src="Images_jpg/HiUni01.jpg">
 

Manual/UTS2_Manual_ja.md

@@ -84,7 +84,9 @@
 
 <img width = "400" src="Images_jpg/CellLook.jpg">
 <img width = "800" src="Images_jpg/CRS03.jpg">
+
 [![](https://img.youtube.com/vi/81uGu18ixpw/0.jpg)](https://www.youtube.com/watch?v=81uGu18ixpw)
+
 <img width = "800" src="Images_jpg/TPK_04.jpg">
 <img width = "800" src="Images_jpg/HiUni01.jpg">