DerivationFrameworkHiggs: Fix clang warning.

operator<< should not be in an anonymous namespace.

assigned to @ssnyder

This merge request affects 1 package:

• PhysicsAnalysis/DerivationFramework/DerivationFrameworkHiggs

This merge request affects 1 file:

• PhysicsAnalysis/DerivationFramework/DerivationFrameworkHiggs/src/FourLeptonVertexingAlgorithm.cxx

Adding @jcatmore ,@dshope as watchers

added Derivation master review-pending-level-1 labels

The system determined that CI tests (with names matching "^CITest_SimulationRun(2|3)AF3.*$") are not needed for this code change. They are not run. This is not an indicator to restart the job.

CI Result SUCCESS (hash 02bdc2f4)

	Athena	AthSimulation	AthGeneration	AnalysisBase	AthAnalysis	DetCommon
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
AnalysisBase: number of compilation errors 0, warnings 0
AthAnalysis: number of compilation errors 0, warnings 0
DetCommon: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 57707]

Approved
Albert (L1)

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

merged

mentioned in commit 28fc6104

added sweep:ignore label