TrigL2MuonSA: not calling compile twice

Modify CMakelists of TrigL2MuonSA to reducing compile time. Discussed in ATR-18640.

This merge request affects 1 package:

• Trigger/TrigAlgorithms/TrigL2MuonSA

added 21.3 Trigger review-pending-level-1 labels

CI Result FAILURE

	Athena
externals
cmake
make
required tests
optional tests

Full details available at NICOS MR-24630-2019-07-04-13-45
Athena: number of compilation errors 0, warnings 4
For experts only: Jenkins output [CI-MERGE-REQUEST 39772]

added review-user-action-required label and removed review-pending-level-1 label

Failing CI test. Please have a look.--MR L1

Looks like another instance of https://its.cern.ch/jira/browse/ATR-19995 :(

Unrelated to the changes in this MR.

added review-pending-level-1 label and removed review-user-action-required label

The changes look ok. The tests Trigger_athena_data-test#Trigger_athena_data-testICON1 and Trigger_athenaHLT-test#Trigger_athenaHLT-testICON1 failed due to issue https://its.cern.ch/jira/browse/ATR-19995 so adding review-approved label.

L1 shifter

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

mentioned in commit 07f769bc

merged

added sweep:ignore label

mentioned in merge request !26017 (merged)

mentioned in commit e5917b77