fix: do not close overlay with iOS VoiceOver

[web-padawan]

Description

Fixes #3363

Tested this using VoiceOver on iOS. With this fix, the focus moves to item, so it can be selected by using double tap.
Check out the screen recording with sound turned on to hear VoiceOver announcements:

combo-ios-voiceover.mp4

Type of change

• Bugfix

[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication

[vaadin-bot]

Hi @web-padawan , this commit cannot be picked to 23.1 by this bot, can you take a look and pick it manually?
Error Message: Error: Command failed: git cherry-pick 2b2e367
error: could not apply 2b2e367... fix: do not close overlay with iOS VoiceOver (#4279)
hint: After resolving the conflicts, mark them with
hint: "git add/rm ", then run
hint: "git cherry-pick --continue".
hint: You can instead skip this commit with "git cherry-pick --skip".
hint: To abort and get back to the state before "git cherry-pick",
hint: run "git cherry-pick --abort".

[vaadin-bot]

Hi @web-padawan , this commit cannot be picked to 23.0 by this bot, can you take a look and pick it manually?
Error Message: Error: Command failed: git cherry-pick 2b2e367
error: could not apply 2b2e367... fix: do not close overlay with iOS VoiceOver (#4279)
hint: After resolving the conflicts, mark them with
hint: "git add/rm ", then run
hint: "git cherry-pick --continue".
hint: You can instead skip this commit with "git cherry-pick --skip".
hint: To abort and get back to the state before "git cherry-pick",
hint: run "git cherry-pick --abort".

[vaadin-bot]

Hi @web-padawan , this commit cannot be picked to 22.0 by this bot, can you take a look and pick it manually?
Error Message: Error: Command failed: git cherry-pick 2b2e367
error: could not apply 2b2e367... fix: do not close overlay with iOS VoiceOver (#4279)
hint: After resolving the conflicts, mark them with
hint: "git add/rm ", then run
hint: "git cherry-pick --continue".
hint: You can instead skip this commit with "git cherry-pick --skip".
hint: To abort and get back to the state before "git cherry-pick",
hint: run "git cherry-pick --abort".