Health Expenditure (Endline census)- replace code for "No one took medical care"

[Archi11Gupta]

In health expenditure section: for variables "N_med_seek_all" and "Cen_med_seek_all": the value assigned to the answer option "No one took medical care" to be changed from "21" to "333" to denote a placeholder value. This would help avoid confusing the placeholder response with the index value assigned to household members