Suppress DISTRIBUTED BY notices in bfv_joins test

src/test/regress/expected/bfv_joins.out

@@ -4193,7 +4193,7 @@ ERROR:  FULL JOIN is only supported with merge-joinable or hash-joinable join co
 do $$
 begin 
   for i in 1..20 loop
-    execute 'create table tj' ||  i ||  '(id int)';
+    execute 'create table tj' ||  i ||  '(id int) distributed by (id)';
   end loop; 
 end
 $$;

src/test/regress/expected/bfv_joins_optimizer.out

@@ -4210,7 +4210,7 @@ ERROR:  FULL JOIN is only supported with merge-joinable or hash-joinable join co
 do $$
 begin 
   for i in 1..20 loop
-    execute 'create table tj' ||  i ||  '(id int)';
+    execute 'create table tj' ||  i ||  '(id int) distributed by (id)';
   end loop; 
 end
 $$;

src/test/regress/sql/bfv_joins.sql

@@ -608,7 +608,7 @@ explain SELECT 1 FROM ext_stats_tbl t11 FULL JOIN ext_stats_tbl t12 ON t12.c2;
 do $$
 begin 
   for i in 1..20 loop
-    execute 'create table tj' ||  i ||  '(id int)';
+    execute 'create table tj' ||  i ||  '(id int) distributed by (id)';
   end loop; 
 end
 $$;