Add more muon triggers to LS2 menu

See merge request atlas/athena!35045

Remove boilerplate code from BTagging and FlavorTagDiscriminants

See merge request atlas/athena!35084

Fix for Error in "from ValkyrieConf import ValgrindSvc as _ValgrindSvc" (Python3)

See merge request atlas/athena!35091

Cleanup of muon packages

See merge request atlas/athena!35093

Cleanup of AtlasHepMC.

See merge request atlas/athena!35097

Fix some thread-safety warnings in MuonGeoModel

Closes ATLASRECTS-5255

See merge request atlas/athena!35098

GSFTrackExtrapolator  : Use unordered set

See merge request atlas/athena!35116

PerfMonVTune: Python3 fix for importing VTuneProfilerService

See merge request atlas/athena!35119

FlavorTagDiscriminants: Fix clang warnings.

See merge request atlas/athena!35102

TriggerMenuMT: Deprecation fix.

See merge request atlas/athena!35103

D3PDMakerCoreComps: Fix for getting DVLInfo.

See merge request atlas/athena!35104

OutputStreamAthenaPool: python 3 fixes

See merge request atlas/athena!35105

xAODMetaDataCnv: Fix clang warnings.

See merge request atlas/athena!35106

EventBoost: Fix uninitialized properties.

See merge request atlas/athena!35107

TrkEventUtils: Fix uninitialized variable warnings.

See merge request atlas/athena!35108

TRT_CalibTools: cmake fixes

See merge request atlas/athena!35109

TrigT2CaloCommon: cmake fix

See merge request atlas/athena!35110

TrigL2MuonSA: cmake fix

See merge request atlas/athena!35112

TrkAlignGenTools+TrkAlignGenAlgs: cmake fixes

See merge request atlas/athena!35113

PixelDigitization: Conditions dependency fixes

See merge request atlas/athena!35115

Don't declare dependencies on conditions objects that we won't read.
(This is for the old configuration.  The new-style configuration should
already be ok.)

Library dependency fixes.

Library dependency fixes.

Remove use of EIGEN_INCLUDE_DIRS.
find_package was missing, and we anyway don't have a direct dependency
on Eigen.

Missing find_package for TBB.

Define an interface library for exported headers.

Library dependency fixes.

Fix warnings about use of uninitialized eigen objects.

Make sure all properties are initialized in the ctor.
Otherwise genconf will write garbage for the default values.

Missing override keywords.

No need to create a subprocess to find the current directory!

May need to explicitly call dvlinfo() on the DV class to get
the DVLInfo object registered.

    
`assertRaisesRegexp' is deprecated in python 3.8.
Use `assertRaisesRegex' instead.

Spurious copy in range for.

 - Unused typedefs.
 - struct/class mismatch