Update startAtOriginalPerigee tracking flags to true (ATLASRECTS-8132)

Thomas Streblerrequested to merge
tstreble/athena:ATLASRECTS-8132 into 24.0

Fix wrong computation of track covariance matrix for TRTStandalone tracks

Discussed in ATLASRECTS-8132 and impact validated in ATLPHYSVAL-1132

for-2025-data-taking

FYI @goetz @ncalace @mvessell @rgarg

Edited by Thomas Strebler

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