chore: Update changelog before release. #2139

Job	Run time
check-cfg	22s
minimal	11s
docs	19s
msrv	50s
quickchecking	13s
rustfmt-clippy	27s
test (ubuntu-latest, 9.0, 1, 0, 0, 0, 0)	1m 53s
test-expectations (ubuntu-latest)	49s
test-book	13s
test (ubuntu-latest, 9.0, 1, 0, 0, 1, 0)	1m 48s
test-expectations (macos-12)	3m 51s
test (ubuntu-latest, 9.0, 1, 0, 1, 0, 0)	1m 48s
test (ubuntu-latest, 9.0, 1, 0, 1, 1, 0)	1m 49s
test (ubuntu-latest, 9.0, 1, 1, 0, 0, 0)	2m 11s
test (ubuntu-latest, 9.0, 1, 1, 0, 1, 0)	2m 19s
test (ubuntu-latest, 9.0, 1, 1, 1, 0, 0)	2m 16s
test (ubuntu-latest, 9.0, 1, 1, 1, 1, 0)	2m 16s
test (ubuntu-latest, 16.0, 1, 0, 0, 0, 0)	2m 49s
test (ubuntu-latest, 16.0, 1, 0, 0, 1, 0)	2m 31s
test (ubuntu-latest, 16.0, 1, 0, 1, 0, 0)	2m 37s
test (ubuntu-latest, 16.0, 1, 0, 1, 1, 0)	2m 48s
test (ubuntu-latest, 16.0, 1, 1, 0, 0, 0)	3m 5s
test (ubuntu-latest, 16.0, 1, 1, 0, 1, 0)	2m 57s
test (ubuntu-latest, 16.0, 1, 1, 1, 0, 0)	2m 59s
test (ubuntu-latest, 16.0, 1, 1, 1, 1, 0)	3m 32s
test (ubuntu-latest, 16.0, 0, 0, 1)	1m 47s
test (macos-12, 9.0, 0, 0, 0)	2m 46s
success	1s
	51m 27s

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