Bump regex from 1.10.3 to 1.10.4 #4559

Job	Run time
coverage	3m 25s
test-debug 3.11	1m 7s
test MSRV	3m 28s
test-debug pypy3.10	1m 38s
test on ubuntu	2m 47s
test-pydantic-integration	1m 47s
test on macos	3m 9s
test 3.8	2m 16s
test on windows	5m 24s
test 3.9	2m 49s
rust benchmarks	3m 43s
test 3.10	2m 27s
test 3.11	2m 19s
build sdist	10s
test 3.12	2m 39s
build-wasm-emscripten	3m 19s
test pypy3.9	3m 2s
test pypy3.10	2m 50s
lint	1m 10s
build on ${{ matrix.os }} (${{ matrix.target }} - ${{ matrix.interpreter \|\| 'all' }}${{ (((matrix.os == 'linux') && format(' - {0}', (((matrix.manylinux == 'auto') && 'manylinux') \|\| matrix.manylinux))) \|\| '') }})	0s
build pgo-optimized on ${{ matrix.os }} / ${{ matrix.interpreter }}	0s
test build on ${{ matrix.target }}-${{ matrix.distro }}	0s
test build on ${{ matrix.os }}	0s
inspect-pypi-assets	0s
check	2s
release	0s
	49m 31s

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