Update pg_sphere--1.3.1--1.3.2.sql to reflect changes to spherepoly_rad() and spherepoly_deg().

Author: esabol

upgrade_scripts/pg_sphere--1.3.1--1.3.2.sql.in

@@ -22,11 +22,14 @@ CREATE FUNCTION spoly(float8[])
    RETURNS spoly
    AS 'MODULE_PATHNAME', 'spherepoly_rad'
    LANGUAGE 'c'
-   IMMUTABLE STRICT;
+   IMMUTABLE STRICT PARALLEL SAFE;
 
 COMMENT ON FUNCTION spoly(float8[]) IS
    'creates spoly from array of numbers in radians';
 
+-- add PARALLEL SAFE to spoly_deg(float8[])
+ALTER FUNCTION spoly_deg(float8[]) PARALLEL SAFE;
+
 -- update comment on spoly_deg function
 COMMENT ON FUNCTION spoly_deg(float8[]) IS
    'creates spoly from array of numbers in degrees';