Unit test: Fix use-after-free

The bind() function takes a view, so we can't pass in a temporary.
Amends 3b0de99cf5.

Change-Id: Ic11b47688ff37699a1a56e978780a610c969d3b7
Reviewed-by: Marco Bubke <marco.bubke@qt.io>

tests/unit/unittest/sqlitestatement-test.cpp

@@ -217,7 +217,7 @@ TEST_F(SqliteStatement, BindString)
 
     SqliteTestStatement statement("SELECT name, number FROM test WHERE name=?", database);
 
-    statement.bind(1, Utils::SmallString{"foo"});
+    statement.bind(1, Utils::SmallStringView("foo"));
     statement.next();
 
     ASSERT_THAT(statement.fetchSmallStringViewValue(0), "foo");