New Config: Introduce flag to set IOVDbSvc.dbConnection

Preparation for jobs writing conditions.

added NewConfig label

This merge request affects 2 packages:

• Control/AthenaConfiguration
• Database/IOVDbSvc

Affected files list will not be printed in this case

Adding @ssnyder as watcher

added Core Database master review-pending-level-1 labels

CI Result SUCCESS (hash e101d791)

	Athena	AthSimulation	AthGeneration	AnalysisBase	AthAnalysis
externals
cmake
make
required tests
optional tests

Full details available on this CI monitor view
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
AthGeneration: number of compilation errors 0, warnings 0
AnalysisBase: number of compilation errors 0, warnings 0
AthAnalysis: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 26265]

Looks good. Approving.

Serhat (L1)

added review-approved label and removed review-pending-level-1 label

merged

mentioned in commit 7a45a68f

added sweep:ignore label