Update comments

change download URL

Signed-off-by: Teddysun <[email protected]>

unixbench.sh

@@ -30,7 +30,7 @@ if [ -s UnixBench5.1.3.tgz ]; then
     echo "UnixBench5.1.3.tgz [found]"
 else
     echo "UnixBench5.1.3.tgz not found!!!download now..."
-    if ! wget -c http://dl.teddysun.com/files/UnixBench5.1.3.tgz; then
+    if ! wget -c https://dl.lamp.sh/files/UnixBench5.1.3.tgz; then
         echo "Failed to download UnixBench5.1.3.tgz, please download it to ${cur_dir} directory manually and try again."
         exit 1
     fi