chore(deps): bump braces and @jupyterlab/builder in /js #146

Job	Run time
build	10s
tests / Load tox environments	4s
tests / codestyle (ubuntu-latest)	13s
tests / py38-test (ubuntu-latest)	2m 21s
tests / py313-test (ubuntu-latest)	2m 21s
tests / py37-test (macos-13)	1s
tests / py310-test (macos-latest)	1s
tests / py312-test (macos-latest)	1s
tests / py39-test (windows-latest)	2m 40s
tests / py311-test (windows-latest)	3m 41s
tests / py38-notebooks (ubuntu-22.04)	2m 20s
tests / py37-notebooks (macos-13)	1s
tests / py39-notebooks (windows-latest)	3m 4s
visual-regression-tests	0s
release	1s
	16m 59s

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