propagate_statistics test failure(#8310).

PG vanilla commit ab16418ee0e changed StatisticsObjIsVisible logic, so
output for temp objects in propogate_statistic test was changed. Fixed
normalized.sed for this.

src/test/regress/bin/normalize.sed

@@ -248,6 +248,7 @@ s/Error on node with node id [0-9]+/Error on node with node id xxxxx/g
 # will be replaced with
 #   WARNING:  "function pg_temp_xxx.f(bigint)" has dependency on unsupported object "<foo>"
 s/^(WARNING|ERROR)(:  "[a-z\ ]+ )pg_temp_[0-9]+(\..*" has dependency on unsupported object ".*")$/\1\2pg_temp_xxx\3/g
+s/^(WARNING|ERROR)(:  "[a-z\ ]+ )pg_temp_[0-9]+(\..*" has dependency on unsupported object "schema .*")$/\1\2pg_temp_xxx\3/g
 
 # 2) Schema of the depending object in the error detail:
 s/^(DETAIL:  "[a-z\ ]+ )pg_temp_[0-9]+(\..*" will be created only locally)$/\1pg_temp_xxx\2/g

src/test/regress/expected/propagate_statistics.out

@@ -16,7 +16,7 @@ SELECT create_distributed_table('test_stats', 'a');
 (1 row)
 
 CREATE STATISTICS pg_temp.s1 (dependencies) ON a, b FROM test_stats;
-ERROR:  "statistics object s1" has dependency on unsupported object "schema pg_temp_xxx"
+ERROR:  "statistics object pg_temp_xxx.s1" has dependency on unsupported object "schema pg_temp_xxx"
 CREATE STATISTICS s1 (dependencies) ON a, b FROM test_stats;
 -- test for distributing an already existing statistics
 CREATE TABLE "test'stats2" (