Run some tests of SCT_ConditionsAlgorithms with --threads=5 (ATLASRECTS-4832)

...r/InDetConditions/SCT_ConditionsAlgorithms/CMakeLists.txt

...ditions/SCT_ConditionsAlgorithms/share/TestLinkMasking.sh

...tions/SCT_ConditionsAlgorithms/share/testCalibChipRead.py

...tions/SCT_ConditionsAlgorithms/share/testDCSConditions.py

...ditions/SCT_ConditionsAlgorithms/share/testLinkMasking.py

...Conditions/SCT_ConditionsAlgorithms/share/testMajority.py

...nditions/SCT_ConditionsAlgorithms/share/testModuleVeto.py

...tConditions/SCT_ConditionsAlgorithms/share/testReadout.py

...tConditions/SCT_ConditionsAlgorithms/share/testSensors.py

...tConditions/SCT_ConditionsAlgorithms/share/testSilicon.py

...onditions/SCT_ConditionsAlgorithms/share/testStripVeto.py

...ditions/SCT_ConditionsAlgorithms/share/testTdaqEnabled.py