docs: fix data-types link (#11484)

docs/manual/data-types.md

 # Datatypes
 # Datatypes
 
 
-Below are some of the datatypes supported by sequelize. For a full and updated list, see [DataTypes](/variable/index.html#static-variable-DataTypes).
+Below are some of the datatypes supported by sequelize. For a full and updated list, see [DataTypes](/master/variable/index.html#static-variable-DataTypes).
 
 
 ```js
 ```js
 Sequelize.STRING                      // VARCHAR(255)
 Sequelize.STRING                      // VARCHAR(255)