Merge branch 'data-overlay' into '21.3'

add an option to skip the transient bytestream in the pixel clusterization algorithm

See merge request !22853 (merged)

(cherry picked from commit ff53cbe2)

dfab2557 add option to skip decoding of the bytestream in the pixel clusterization algorithm. d4bce36c pass TriggerFlags.doTransientByteStream() to ConfiguredOnlineSpacePointProviderTool b1650b57 remove a comment 1d9d07a9 fix missing initialization spotted in the review by @tamartin 812f5084 Merge branch '21.3' of ssh://gitlab.cern.ch:7999/atlas/athena into data-overlay aa86779d the default value should be doTransientByteStream=True, corrected c57e7d83 initialize by nullptr 1abd7685 remove casts from the code