chore(stacks): delete mysql-test dir

Author: EamonZhang

stacks/mysql/build.sh

@@ -76,8 +76,10 @@ function build() {
   strip  /opt/drycc/mysql/bin/perror
   strip  /opt/drycc/mysql/bin/zlib_decompress
 
-   # remove mysql test dir
-  rm -rf /opt/drycc/mysql/mysql-test 
+  # remove mysql test dir
+  rm -rf /opt/drycc/mysql/mysql-test
+  rm -rf /opt/drycc/mysql/mysql-8.0/mysql-test
+
   # copy mysql build files to data dir
   cp -r /opt/drycc/mysql/ ${DATA_DIR}/