update release notes and version for desispec/0.66.0 #5458

Job	Run time
Test minimal env (ubuntu-latest, 3.10)	1m 25s
Doc test (ubuntu-latest, 3.9)	51s
API doc completeness test (ubuntu-latest, 3.9)	21s
Test coverage (ubuntu-latest, 3.10, <6, <2, <1.23)	7m 52s
Style check (ubuntu-latest, 3.9)	21s
Unit tests (ubuntu-latest, 3.9, ==5.0, ==1.1.6, <1.23)	5m 49s
Unit tests (ubuntu-latest, 3.9, ==5.0, <2, <1.23)	5m 40s
Unit tests (ubuntu-latest, 3.9, <6, ==1.1.6, <1.23)	5m 55s
Unit tests (ubuntu-latest, 3.9, <6, <2, <1.23)	5m 32s
Unit tests (ubuntu-latest, 3.10, ==5.0, ==1.1.6, <1.23)	5m 53s
Unit tests (ubuntu-latest, 3.10, ==5.0, <2, <1.23)	5m 38s
Unit tests (ubuntu-latest, 3.10, <6, ==1.1.6, <1.23)	6m 21s
Unit tests (ubuntu-latest, 3.10, <6, <2, <1.23)	5m 34s
	57m 12s

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