v9.0.0a3

[integration]

*WorkloadManagement

FIX: (#7305) Use copy+remove in PilotSync agent to avoid SELinux problems
FIX: (#7288) WMSUtilities supports VO-specific token tags

*WorkloadManagementSystem

FIX: (#7301) correctly handle UTC in JobLoggingDB float timestamp

*Core

FIX: (#7297) convert exception object to string representation in ElasticSearchDB

*DataManagementSystem

CHANGE: (#7297) default proxy lifetime for FTS is 36h and force the redelegation when 12h are left

*FrameworkSystem

FIX: (#7284) disabledVOs not available when doing dirac-configure

*DiracX

NEW: (#7261) DiracX credentials are now included in proxy PEM files created by DIRAC
NEW: (#7261) DiracX is now mandatory 🎉