MuonCondAlg: Fix potential out-of-bounds vector access.
Because we push an element for each element in radii, so k may be larger than the number of elements in tr_points. Was showing up as occasional FPEs. See ATR-30910.
Because we push an element for each element in radii, so k may be larger than the number of elements in tr_points. Was showing up as occasional FPEs. See ATR-30910.