recompose this grid

testing results for: geom
mac-mini
Cla-Dar-i64
geom/sql/conformance 0.918 
single server output out err
T48  O X 0.005 
geom/sql/pg_regression 5.964 
single server output out err
dump  O X 0.031 
total 14.374 
83320 (Jul2021)