tests belonged in another branch

localtests/fail-float-unique-key/create.sql

@@ -1,11 +0,0 @@
-drop table if exists gh_ost_test;
-create table gh_ost_test (
-  f float,
-  i int not null,
-  ts timestamp default current_timestamp,
-  dt datetime,
-  key i_idx(i),
-  unique key f_uidx(f)
-) auto_increment=1;
-
-drop event if exists gh_ost_test;

localtests/fail-float-unique-key/expect_failure

@@ -1 +0,0 @@
-No shared unique key can be found

localtests/fail-float-unique-key/extra_args

@@ -1 +0,0 @@
---alter="add column v varchar(32)"