Mark new tests using deferred imports as crashing with hot reload.

tests/language/language.status

 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 # This directory contains tests that are intended to show the
 # current state of the language.
 
 [ ($compiler == none || $compiler == precompiler || $compiler == dart2app || $compiler == dart2appjit) ]
 tearoff_constructor_basic_test: Skip # Crashes in checked mode -- hausner investigating
 
@@ skipping 260 matching lines @@
 deferred_regression_22995_test: Crash # Requires deferred libraries
 deferred_shadow_load_library_test: Crash # Requires deferred libraries
 deferred_shared_and_unshared_classes_test: Crash # Requires deferred libraries
 deferred_static_seperate_test: Crash # Requires deferred libraries
 deferred_super_dependency_test: Pass, Crash # Requires deferred libraries
 deferred_type_dependency_test: Crash # Requires deferred libraries
 issue_1751477_test: Crash # Requires deferred libraries
 regress_23408_test: Crash # Requires deferred libraries
 regress_22443_test: Crash # Requires deferred libraries
 tearoff_basic_test: Crash # Requires deferred libraries
+conditional_import_test: Crash # Requires deferred libraries
+conditional_import_string_test: Crash # Requires deferred libraries
 
 [$runtime != vm || $compiler != none]
 assert_initializer_test: SKIP  # not implemented yet, experiment is VM only.
 
 [$runtime == vm && $compiler == none && $unchecked]
 assert_initializer_test/*: MissingCompileTimeError, OK  # asserts shouldn't fail in unchecked mode.
 assert_initializer_test/none: pass
 
 [$runtime == vm && $compiler == none && $checked]
 # The VM doesn't enforce that potentially const expressions are actually
 # const expressions when the constructor is called with `const`.
 assert_initializer_test/4*: MissingCompileTimeError # Issue 392.