CollectionUtilities: cmake fix

Remove reference to nonexistent file.

This merge request affects 1 package:

• Database/APR/CollectionUtilities

This merge request affects 1 file:

• Database/APR/CollectionUtilities/CMakeLists.txt

Adding @amete ,@ssnyder ,@maszyman ,@mnowak ,@gemmeren as watchers

added Database main review-pending-level-1 labels

CI Result SUCCESS (hash d6188e26)

	Athena	AthSimulation	AthGeneration	AthAnalysis
externals
cmake
make
tests

Full details available on this CI monitor view. Check the JIRA CI status board for known problems
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
AthGeneration: number of compilation errors 0, warnings 0
AthAnalysis: number of compilation errors 0, warnings 0
For experts only: Jenkins output (remote access info)

Changes are fine and CI succeeds, approving for L1. -l1

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

merged

mentioned in commit d54b974e