chore(deps): update dependency jupyterlab to v4.3.4

[ibm-mend-app]

This PR contains the following updates:

Package	Type	Update	Change
jupyterlab (changelog)	dev-dependencies	patch	4.3.3 -> 4.3.4

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Release Notes

jupyterlab/jupyterlab (jupyterlab)

v4.3.4

Compare Source

4.3.4

(Full Changelog)

Bugs fixed

• Sync Settings Editor with Updated Settings #​17091 (@​Darshan808)
• Focus terminal after copy and paste operations #​17097 (@​krassowski)
• Fix background of the popup toolbar #​17098 (@​krassowski)
• Fix consecutive invocations of inline completion #​17082 (@​fcollonval)
• Fix contrast for unselected search matches in Dark High Contrast theme #​17065 (@​krassowski)

Maintenance and upkeep improvements

• Workaround the Chromium bug with navigator.language #​17094 (@​krassowski)

Contributors to this release

(GitHub contributors page for this release)

@​bollwyvl | @​Darshan808 | @​davidbrochart | @​jtpio | @​jupyterlab-probot | @​krassowski | @​meeseeksmachine

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