Update movielens 100k data add pre-processed ub

Author: auxten

README.md

@@ -10,7 +10,7 @@ You can run the MovieLens training and predict demo by:
 
 ```shell
 # download and unzip the SQLite DB file
-wget https://github.com/auxten/edgeRec/files/9482338/movielens.db.zip && \
+wget https://github.com/auxten/edgeRec/files/9895974/movielens.db.zip && \
   unzip movielens.db.zip
 # compile the edgeRec and put it in the current directory
 GOBIN=`pwd` go install github.com/auxten/edgeRec@latest && \

example/movielens/readme.md

@@ -3,13 +3,13 @@
 Original Data: [MovieLens 100k](https://grouplens.org/datasets/movielens/100k/)
 
 SQLite DB file:
-[movielens.db.zip](https://github.com/auxten/edgeRec/files/9482338/movielens.db.zip)
+[movielens.db.zip](https://github.com/auxten/edgeRec/files/9895974/movielens.db.zip)
 
 To run the tests, you need download the SQLite DB file and put it in the current directory.
 
 ```shell
 # download and unzip the SQLite DB file
-wget https://github.com/auxten/edgeRec/files/9482338/movielens.db.zip && unzip movielens.db.zip
+wget https://github.com/auxten/edgeRec/files/9895974/movielens.db.zip && unzip movielens.db.zip
 ```
 
 SQL that split training set and test set by 80% and 20% user: