scatterplot.js : remove unseless 'var' declaration

9 jobs for feature-c/2116-cursor_axe_label in 6 minutes (queued for 3 seconds)
latest
Status Name Job ID Coverage
  Test Tools
passed test_tools #108618

00:00:03

 
  Test Quality
passed code_quality #108619
web

00:00:11

 
  Test Unit
passed test_browser_unit #108620
web

00:00:11

 
  Deploy Review
passed deploy_review #108621
web

00:00:08

manual stop_deploy_review #108622
web allowed to fail manual
 
  Test Functional
passed test_browser-functional #108623
web

00:03:15

 
  Test Functional External
passed test_browser-functional-external #108629
web

00:02:10

failed test_browser-functional-external #108628
web

00:01:47

failed test_browser-functional-external #108624
web

00:02:10