Update to the latest MUX prerelease (2.3.191217003)

[zadjii-msft]

Summary of the Pull Request

This latest MUX prerelease fixes the issue where the tab row wouldn't expand to fill the width of the window after shrinking the window size.

PR Checklist

• Closes Tab bar doesn't grow when you resize the window, it only shrinks #3300, Closes Deselected current tab when pressed Ctrl+Click #4196
• I work here
• [n/a] Tests added/passed
• [n/a] Requires documentation to be updated

Detailed Description of the Pull Request / Additional comments

Thanks again @teaP for help fixing this

Validation Steps Performed

Launched the terminal, played with it a bit

[DHowett-MSFT]

Wow, and there's no other issues switching to 2.3?

[zadjii-msft]

@DHowett-MSFT Sure didn't seem like there was...

[ghost]

Hello @zadjii-msft!

Because this pull request has the AutoMerge label, I will be glad to assist with helping to merge this pull request once all check-in policies pass.

Do note that I've been instructed to only help merge pull requests of this repository that have been opened for at least 8 hours. No worries though, I will be back when the time is right! 😉

p.s. you can customize the way I help with merging this pull request, such as holding this pull request until a specific person approves. Simply @mention me (@msftbot) and give me an instruction to get started! Learn more here.

[DHowett-MSFT]

FWIW: this isn't actually a prerelease in anything but name. It's a full normal build from their release branch, but in the mode that makes it put the DLLs into our package 😄

[miniksa]

@msftbot wait 3 seconds before merging

[ghost]

Hello @miniksa!

I think you told me that you want to delay the approval for a certain amount of time, but I am not confident that I have understood you correctly.

Please try rephrasing your instruction to me.

[miniksa]

@msftbot don't wait to merge

[ghost]

Hello @miniksa!

I think you told me that you want to delay the approval for a certain amount of time, but I am not confident that I have understood you correctly.

Please try rephrasing your instruction to me.

[miniksa]

@msftbot go jump in a lake

[miniksa]

@msftbot delay merging this pull request for 1 min

[ghost]

Hello @miniksa!

Because you've given me some instructions on how to help merge this pull request, I'll be modifying my merge approach. Here's how I understand your requirements for merging this pull request:

• I won't merge this pull request until after the UTC date Thu, 19 Dec 2019 18:15:38 GMT, which is in 1 minute

If this doesn't seem right to you, you can tell me to cancel these instructions and use the auto-merge policy that has been configured for this repository. Try telling me "forget everything I just told you".

[ghost]

🎉Windows Terminal Preview v0.8.10091.0 has been released which incorporates this pull request.:tada:

Handy links:

• Release Notes
• Store Download