Fix the failing innodb.innodb_bug54679 test

A change in the default values of some config parameters
caused this test to fail, adjust the test and make it more
robust so it does not fail for the same reason in the future.

mysql-test/suite/innodb/r/innodb_bug54679.result

@@ -86,6 +86,3 @@ Error	1005	Can't create table 'test.bug54679' (errno: 1478)
 SET GLOBAL innodb_file_per_table=ON;
 CREATE TABLE bug54679 (a INT) ENGINE=InnoDB ROW_FORMAT=DYNAMIC;
 DROP TABLE bug54679;
-SET GLOBAL innodb_file_format=Antelope;
-SET GLOBAL innodb_file_format_max=Antelope;
-SET GLOBAL innodb_file_per_table=0;

mysql-test/suite/innodb/t/innodb_bug54679.test

@@ -92,6 +92,10 @@ SET GLOBAL innodb_file_per_table=ON;
 CREATE TABLE bug54679 (a INT) ENGINE=InnoDB ROW_FORMAT=DYNAMIC;
 DROP TABLE bug54679;
 
+# restore original values, quietly so the test does not fail if those
+# defaults are changed
+-- disable_query_log
 EVAL SET GLOBAL innodb_file_format=$file_format;
 EVAL SET GLOBAL innodb_file_format_max=$file_format_max;
 EVAL SET GLOBAL innodb_file_per_table=$file_per_table;
+-- enable_query_log