hgview #92297 do not reload repo while locked [validation pending]

do not reload until writing operation released the repo lock == until .hg/wlock exists.

This should prevent a load of display bug related in the reading of the repo state in the middle on an operation.

appeared in<not specified>
done in1.6.0
load left0.000
closed by#578e8d7ff39f Do not reload data from locked repository (closes #92297)