chore: update CHANGELOG for v4.0.0 #1912

Job	Run time
doc-project / flit / 3.9	17s
doc-project / poetry / 3.9	20s
doc-project / setuptools / 3.9	20s
pybasic / setuptools / 3.9	18s
pyansys / setuptools / 3.9	19s
pyansys-advanced / flit / 3.9	18s
pyansys-advanced / poetry / 3.9	21s
pyansys-advanced / setuptools / 3.9	24s
pyace / setuptools / 3.9	25s
pyace-flask / setuptools / 3.9	17s
pyace-fast / setuptools / 3.9	20s
pyace-grpc / setuptools / 3.9	19s
solution / poetry / 3.9	17s
doc-project / flit / 3.11	26s
doc-project / poetry / 3.11	17s
doc-project / setuptools / 3.11	14s
pybasic / setuptools / 3.11	18s
pyansys / setuptools / 3.11	21s
pyansys-advanced / flit / 3.11	19s
pyansys-advanced / poetry / 3.11	18s
pyansys-advanced / setuptools / 3.11	14s
pyace / setuptools / 3.11	18s
pyace-flask / setuptools / 3.11	17s
pyace-fast / setuptools / 3.11	18s
pyace-grpc / setuptools / 3.11	14s
solution / poetry / 3.11	17s
	8m 6s

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