"use TH1D in PhysVal" into 24.0

Adam Edward Bartonrequested to merge
cherry-pick-e434eed5 into 24.0

use TH1D in PhysVal

See merge request !73103 (merged)

(cherry picked from commit e434eed5)

a716b294 use TH2D in PhysVal

cc @turra

Edited by Adam Edward Barton

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