Fix innodb.rename_table for embedded

An embedded run will output the full path name instead of a relative
one. Update results to cover both cases.

mysql-test/suite/innodb/r/rename_table.result

 call mtr.add_suppression("InnoDB: (Operating system error|The error means|Cannot rename file)");
 CREATE TABLE t1 (a INT) ENGINE=InnoDB;
 RENAME TABLE t1 TO non_existing_db.t1;
-ERROR HY000: Error on rename of './test/t1' to './non_existing_db/t1' (errno: -1 "Internal error < 0 (Not system error)")
+ERROR HY000: Error on rename of '**path-to-t1**' to '**path-to-non-existing-db-t1**' (errno: -1 "Internal error < 0 (Not system error)")
 DROP TABLE t1;

mysql-test/suite/innodb/t/rename_table.test

@@ -3,7 +3,7 @@
 call mtr.add_suppression("InnoDB: (Operating system error|The error means|Cannot rename file)");
 
 CREATE TABLE t1 (a INT) ENGINE=InnoDB;
---replace_result "\\" "/"
+--replace_regex /\'.*t1\' to/'**path-to-t1**' to/ /to \'.*non.*t1\'/to '**path-to-non-existing-db-t1**'/
 --error ER_ERROR_ON_RENAME
 RENAME TABLE t1 TO non_existing_db.t1;