TrkEventTPCnv+TrkEventAthenaPool+TrkEventTopLevelCnv: Support MT thinning for TrackCollection.

Support MT thinning for TrackCollection.

This merge request affects 3 packages:

• Tracking/TrkEventCnv/TrkEventAthenaPool
• Tracking/TrkEventCnv/TrkEventTPCnv
• Tracking/TrkEventCnv/TrkEventTopLevelCnv

Adding @amorley as watcher

added Tracking master review-pending-level-1 labels

CI Result FAILURE (hash 37a9bb83)

	Athena	AthSimulation
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
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 6375]

Test timed out.

Jenkins please retry a build

added Non-ATLAS account label

This merge request affects 3 packages:

• Tracking/TrkEventCnv/TrkEventAthenaPool
• Tracking/TrkEventCnv/TrkEventTPCnv
• Tracking/TrkEventCnv/TrkEventTopLevelCnv

Adding @amorley as watcher

CI Result SUCCESS (hash 37a9bb83)

	Athena	AthSimulation
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
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 6440]

No outstanding issue, moving forward with approval. -L1

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

merged

mentioned in commit 03e4c5ea

added sweep:ignore label