Bug#43207 wrong LC_TIME names for romanian locale

Adding tests for the bug.

mysql-test/r/locale.result

+DROP TABLE IF EXISTS t1;
+Start of 5.4 tests
+#
+# Bug#43207 wrong LC_TIME names for romanian locale
+#
+SET NAMES utf8;
+SET lc_time_names=ro_RO;
+SELECT DATE_FORMAT('2001-01-01', '%w %a %W');
+DATE_FORMAT('2001-01-01', '%w %a %W')
+1 Lu Luni
+SELECT DATE_FORMAT('2001-01-02', '%w %a %W');
+DATE_FORMAT('2001-01-02', '%w %a %W')
+2 Ma Marţi
+SELECT DATE_FORMAT('2001-01-03', '%w %a %W');
+DATE_FORMAT('2001-01-03', '%w %a %W')
+3 Mi Miercuri
+SELECT DATE_FORMAT('2001-01-04', '%w %a %W');
+DATE_FORMAT('2001-01-04', '%w %a %W')
+4 Jo Joi
+SELECT DATE_FORMAT('2001-01-05', '%w %a %W');
+DATE_FORMAT('2001-01-05', '%w %a %W')
+5 Vi Vineri
+SELECT DATE_FORMAT('2001-01-06', '%w %a %W');
+DATE_FORMAT('2001-01-06', '%w %a %W')
+6 Sâ Sâmbătă
+SELECT DATE_FORMAT('2001-01-07', '%w %a %W');
+DATE_FORMAT('2001-01-07', '%w %a %W')
+0 Du Duminică
+End of 5.4 tests

mysql-test/t/locale.test

+--disable_warnings
+DROP TABLE IF EXISTS t1;
+--enable_warnings
+
+--echo Start of 5.4 tests
+--echo #
+--echo # Bug#43207 wrong LC_TIME names for romanian locale
+--echo #
+SET NAMES utf8;
+SET lc_time_names=ro_RO;
+SELECT DATE_FORMAT('2001-01-01', '%w %a %W');
+SELECT DATE_FORMAT('2001-01-02', '%w %a %W');
+SELECT DATE_FORMAT('2001-01-03', '%w %a %W');
+SELECT DATE_FORMAT('2001-01-04', '%w %a %W');
+SELECT DATE_FORMAT('2001-01-05', '%w %a %W');
+SELECT DATE_FORMAT('2001-01-06', '%w %a %W');
+SELECT DATE_FORMAT('2001-01-07', '%w %a %W');
+--echo End of 5.4 tests