No need to interpolate when using .to_s

Author: averagesecurityguy

modules/auxiliary/scanner/mysql/mysql_writable_dirs.rb

@@ -61,7 +61,7 @@ def check_dir(dir)
       print_status("Checking #{dir}...")
       res = mysql_query_no_handle("SELECT _utf8'test' INTO DUMPFILE '#{dir}/" + datastore['FILE_NAME'] + "'")
     rescue ::RbMysql::ServerError => e
-      print_warning("#{e.to_s}")
+      print_warning(e.to_s)
     rescue Rex::ConnectionTimeout => e
       print_error("Timeout: #{e.message}")
     else