chore(deps): update dependency typescript to v3.4.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	References
typescript	devDependencies	minor	3.3.4000 -> 3.4.1	homepage, source

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Release Notes

Microsoft/TypeScript

v3.4.1

Compare Source

For release notes, check out the release announcement.

For the complete list of fixed issues, check out the

• fixed issues query for Typescript v3.4 RC.
• fixed issues query for Typescript v3.4.1.

Downloads are available on:

• npm
• Visual Studio 2017 (Select new version in project options)
• NuGet package

Special thanks to all of our contributors this release:

• @​AnyhowStep
• Alan Pierce
• Alexander Tarasyuk
• Anders Hejlsberg
• Andy Hanson
• Benedikt Meurer
• Benjamin Lichtman
• Collins Abitekaniza
• Daniel Krom
• Daniel Rosenwasser
• @​fullheightcoding
• Gabriela Araujo Britto
• @​ispedals
• Jack Williams
• Jesse Trinity
• Jordi Oliveras Rovira
• Joseph Wunderlich
• K. Preißer
• Kagami Sascha Rosylight
• Klaus Meinhardt
• Masahiro Wakame
• Matt McCutchen
• Matthew Aynalem
• Mine Starks
• Nathan Shively-Sanders
• Ron Buckton
• Ryan Cavanaugh
• Sheetal Nandi
• Titian Cernicova-Dragomir
• @​tomholub
• Wenlu Wang
• Wesley Wigham

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