Fix and run gp_exttable_fdw tests

Replace "format" with "format_type", because the format option is not supported

Author: andr-sokolov

.github/workflows/build-cloudberry.yml

@@ -312,7 +312,8 @@ jobs:
                                "gpcontrib/pxf_fdw:installcheck",
                                "gpcontrib/zstd:installcheck",
                                "gpcontrib/gp_sparse_vector:installcheck",
-                               "gpcontrib/gp_toolkit:installcheck"]
+                               "gpcontrib/gp_toolkit:installcheck",
+                               "gpcontrib/gp_exttable_fdw:installcheck"]
               },
               {"test":"ic-fixme",
                "make_configs":["src/test/regress:installcheck-fixme"],

gpcontrib/gp_exttable_fdw/input/gp_exttable_fdw.source

@@ -72,7 +72,7 @@ SELECT * FROM tableless_ext_fdw;
 -- When using CREATE FOREIGN TABLE syntax, '|' and '\' need to be escaped as '|' --> '\|' and '|' --> '\\'.
 CREATE FOREIGN TABLE ext_special_uri(a int, b int)
 SERVER gp_exttable_server
-OPTIONS (format 'csv', delimiter ',',
+OPTIONS (format_type 'c', delimiter ',',
          location_uris 'file://@hostname@@abs_srcdir@/data/spe\\cial1\||file://@hostname@@abs_srcdir@/data/\|special2\\');
 \a
 SELECT urilocation FROM pg_exttable WHERE reloid = 'public.ext_special_uri'::regclass;

gpcontrib/gp_exttable_fdw/output/gp_exttable_fdw.source

@@ -76,7 +76,7 @@ SELECT * FROM tableless_ext_fdw;
 -- When using CREATE FOREIGN TABLE syntax, '|' and '\' need to be escaped as '|' --> '\|' and '|' --> '\\'.
 CREATE FOREIGN TABLE ext_special_uri(a int, b int)
 SERVER gp_exttable_server
-OPTIONS (format 'csv', delimiter ',',
+OPTIONS (format_type 'c', delimiter ',',
          location_uris 'file://@hostname@@abs_srcdir@/data/spe\\cial1\||file://@hostname@@abs_srcdir@/data/\|special2\\');
 \a
 SELECT urilocation FROM pg_exttable WHERE reloid = 'public.ext_special_uri'::regclass;
@@ -85,7 +85,7 @@ urilocation
 (1 row)
 SELECT ftoptions FROM pg_foreign_table WHERE ftrelid='public.ext_special_uri'::regclass;
 ftoptions
-{format=csv,"delimiter=,","location_uris=file://@hostname@@abs_srcdir@/data/spe\\\\cial1\\||file://@hostname@@abs_srcdir@/data/\\|special2\\\\"}
+{format_type=c,"delimiter=,","location_uris=file://@hostname@@abs_srcdir@/data/spe\\\\cial1\\||file://@hostname@@abs_srcdir@/data/\\|special2\\\\"}
 (1 row)
 \a
 SELECT * FROM ext_special_uri ORDER BY a;