regress: Fix compatibility with PostgreSQL 12

PostgreSQL has more floating point output precision by default, this changes the regression tests to request the old format.
pgsphere · Oct 30, 2019 · e0b303d · e0b303d
1 parent 1fd7db8
commit e0b303d
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diff --git a/sql/circle.sql b/sql/circle.sql
@@ -1,5 +1,6 @@
 \set ECHO none
 SELECT set_sphere_output_precision(8);
+SET extra_float_digits = 0;
 \set ECHO all
 
 -- Input/Output ---

diff --git a/sql/poly.sql b/sql/poly.sql
@@ -1,5 +1,6 @@
 \set ECHO none
 SELECT set_sphere_output_precision(8);
+SET extra_float_digits = 0;
 \set ECHO all
 
 -- checking polygon operators