TrackCaloClusterRecTools: Fix clang warning.

Missing override keyword.

This merge request affects 1 file:

• Reconstruction/TrackCaloClusterRec/TrackCaloClusterRecTools/TrackCaloClusterRecTools/TrackCaloClusterTool.h

Adding @goetz as watcher

added Reconstruction master review-pending-level-1 labels

CI Result SUCCESS (hash 0d8b7902)

	Athena	AthSimulation	AthGeneration	AnalysisBase
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
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 23643]

CI passed, minimal change.

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

merged

mentioned in commit ca6a37c2

added sweep:ignore label