Add prettier tooltips for KPI cards #7684

Job	Run time
UI (0)	17m 20s
PHP (UnitTests, 7.2, Mysql, PDO_MYSQL)	3m 0s
UI (1)	38m 55s
Client	1m 8s
Javascript	3m 17s
PHP (UnitTests, 8.2, Mariadb, PDO_MYSQL)	2m 40s
UI (2)	17m 8s
PHP (UnitTests, 8.4, Mysql, MYSQLI)	2m 50s
UI (3)	18m 13s
PHP (SystemTestsPlugins, 7.2, Mysql, PDO_MYSQL)	13m 36s
PHP (SystemTestsPlugins, 8.2, Mariadb, PDO_MYSQL)	12m 32s
PHP (SystemTestsPlugins, 8.4, Mysql, MYSQLI)	14m 29s
PHP (SystemTestsCore, 7.2, Mysql, PDO_MYSQL)	8m 50s
PHP (SystemTestsCore, 8.2, Mariadb, PDO_MYSQL)	8m 5s
PHP (SystemTestsCore, 8.4, Mysql, MYSQLI)	10m 6s
PHP (IntegrationTestsCore, 7.2, Mysql, PDO_MYSQL)	13m 20s
PHP (IntegrationTestsCore, 8.2, Mariadb, PDO_MYSQL)	11m 40s
PHP (IntegrationTestsCore, 8.4, Mysql, MYSQLI)	15m 41s
PHP (IntegrationTestsPlugins, 7.2, Mysql, PDO_MYSQL)	30m 51s
PHP (IntegrationTestsPlugins, 8.2, Mariadb, PDO_MYSQL)	27m 26s
PHP (IntegrationTestsPlugins, 8.4, Mysql, MYSQLI)	38m 5s
	5h 9m 12s

Provide feedback