21.9 warning fix

This MR cleans some compiler warnings related to InnerDetector or Tracking packages

FYI @nstyles

This merge request affects 29 files. Since this is a long list, I will not print it here.

Adding @cgrefe ,@goetz ,@amorley ,@dshope ,@gavrilen ,@sroe ,@nagano ,@calfayan ,@sutt ,@stsuno ,@lshan ,@battagl as watchers

added 21.9 Egamma InnerDetector JetEtmiss Tracking Trigger review-pending-level-1 labels

CI Result SUCCESS (hash 01d65eb8)

	Athena
externals
cmake
make
required tests
optional tests

Full details available on this CI monitor view
Athena: number of compilation errors 0, warnings 45
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 45130]

Thanks for cleaning up warnings! Most changes seem fine, just want to double-check that you intended to remove the functions flagged above, since those don't seem to be related to the compiler-warning topic of this MR. Aside from that this can be approved. -Mike (L1)

added review-user-action-required label

resolved all threads

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

Tests pass, threads resolved, code changes look good. L1 approving.

mentioned in commit b76c9688

merged

added sweep:ignore label