[Security Solution]Timeline Not able to open in Full screen if alert details is opened

[ghost]

Describe the bug
Timeline Not able to open in Full screen if alert details is opened

Build Details:

version: 7.14.0-SNAPSHOT
Commit:535bbb594f4caf889a3a6f448a5cac45c4d5b26f
Build:42233

Browser Details:
N/A

Browser Details
All

Preconditions
1.Kibana user should be logged in.
2.Audit beat should be installed.

Steps to Reproduce
1.Go to Security App > Alerts.
2.Click on more details for any of the detection alert by clicking > icon against the rule.
3.Go to table section for alert details.
4.Drag any item to timeline.
5.Open the timeline.
6.Observed that alert details side panel not hides and timeline is opened side by side , hiding the timeline details.

Actual Result
Timeline Not able to open in Full screen if alert details is opened

Expected Result
Alert details side panel should hide and timeline is supposed to be open in full screen.

Whats Working

• Issue is not occuring on 7.13.2

whatsworking.mp4

Whats Not Working

• N/A

Screen-cast

timelinefullscreen-issue.mp4

logs

• N/A

[elasticmachine]

Pinging @elastic/security-solution (Team: SecuritySolution)

[elasticmachine]

Pinging @elastic/security-threat-hunting (Team:Threat Hunting)

[MadameSheema]

@karanbirsingh-qasource can you please validate the fix on the next BC? Thanks :)

[ghost]

HI @MadameSheema

we have validated this issue on 7.14.0 BC2 and Found it Fixed ✔️ . Timeline opened in fullscreen on clicking on timeline name with alert detail flyout.

Build Details:
Version: 7.14.0 BC2
Build:42401
Commit:9826a943dc2e47f26ec6de94816e7d297b752994

Screen-Shoot:

Hence we are closing this issue and adding "QA:Validated" label to it.

thanks !!