Reimplemented email analytics prioritizing email opens #11373

Job	Run time
Metadata	6s
Install Dependencies	49s
Lint	3m 16s
i18n	29s
Admin tests - Chrome	0s
Browser tests	0s
Admin-X Settings tests	0s
Comments-UI tests	0s
Database tests (Node 18.12.1, mysql8)	6m 36s
Ghost-CLI tests	3m 59s
Database tests (Node 20.11.1, mysql8)	6m 11s
Performance tests	0s
Regression tests (Node 18.12.1, mysql8)	3m 7s
Database tests (Node 18.12.1, sqlite3)	4m 0s
Regression tests (Node 18.12.1, sqlite3)	1m 52s
Signup-form tests	0s
Unit tests (Node 18.12.1)	2m 42s
Unit tests (Node 20.11.1)	2m 37s
All required tests passed or skipped	1s
Coverage	0s
Canary	0s
	35m 45s

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