autocomplete.js increase tag suggestion length

See #2724
5 jobs for feature-c/larger_tag_completion in 4 minutes and 6 seconds (queued for 1 second)
Name Stage Failure
failed
test_browser-functional Test Functional There is an unknown failure, please try again
Makefile:10: recipe for target 'functional' failed
make[2]: *** [functional] Error 1
make[2]: Leaving directory '/home/gitlab-runner/builds/b8d876c1/0/vidjil/vidjil/browser/test'
Makefile:7: recipe for target 'headless' failed
make[1]: *** [headless] Error 2
make[1]: Leaving directory '/home/gitlab-runner/builds/b8d876c1/0/vidjil/vidjil/browser/test'
Makefile:34: recipe for target 'headless_browser' failed
make: *** [headless_browser] Error 2
ERROR: Job failed: exit status 1