Stop chmoding nonexistant corerun file in Tools dir

Author: wtgodbe

init-tools.sh

@@ -116,7 +116,6 @@ if [ ! -e $__PROJECT_JSON_FILE ]; then
     # On ubuntu 14.04, /bin/sh (symbolic link) calls /bin/dash by default.
     $__BUILD_TOOLS_PATH/init-tools.sh $__scriptpath $__DOTNET_CMD $__TOOLRUNTIME_DIR
 
-    chmod a+x $__TOOLRUNTIME_DIR/corerun
 else
     echo "$__PROJECT_JSON_FILE found. Skipping .NET CLI installation."   
 fi