minor code quality improvements: rename a variable and add a comment

5 jobs for test-resposive-booth in 62 minutes and 55 seconds (queued for 206 minutes and 32 seconds)
Status Job ID Name Coverage
  Test
passed #1268504
build_and_run_automated_test_scenarios_with_preinstalled_image

00:17:41

passed #1268503
build_and_test_with_debian_image

00:17:27

passed #1268502
build_and_test_with_preinstalled_image

00:06:06

 
  Deploy
passed #1268505
build_and_run_automated_test_scenarios_with_preinstalled_image_and_prepared_database

00:17:04

passed #1268506
build_and_run_fuzz_tests_and_monkey_tests_with_preinstalled_image

00:04:36