remove test_fetch_unmerged (#50619)

Author: kangguangli

python/paddle/fluid/tests/unittests/CMakeLists.txt

@@ -890,7 +890,6 @@ set_tests_properties(
   test_dataloader_keep_order
   test_dataloader_unkeep_order
   test_parallel_ssa_graph_inference_feed_partial_data
-  test_fetch_unmerged
   test_buffer_shared_memory_reuse_pass
   PROPERTIES LABELS "RUN_TYPE=DIST")
 set_tests_properties(
@@ -968,7 +967,6 @@ set_tests_properties(test_inplace_softmax_with_cross_entropy PROPERTIES TIMEOUT
                                                                         120)
 set_tests_properties(test_cross_entropy2_op PROPERTIES TIMEOUT 120)
 set_tests_properties(test_cross_entropy_loss PROPERTIES TIMEOUT 180)
-set_tests_properties(test_fetch_unmerged PROPERTIES TIMEOUT 120)
 set_tests_properties(test_gru_unit_op PROPERTIES TIMEOUT 120)
 set_tests_properties(test_activation_nn_grad PROPERTIES TIMEOUT 200)
 set_tests_properties(test_empty_op PROPERTIES TIMEOUT 120)

python/paddle/fluid/tests/unittests/test_fetch_unmerged.py

@@ -1506,7 +1506,6 @@
     'test_smooth_l1_loss',
     'test_bilateral_slice_op',
     'test_inplace_abn_op',
-    'test_fetch_unmerged',
     'test_parallel_executor_seresnext_base_gpu',
     'test_parallel_executor_seresnext_with_fuse_all_reduce_gpu',
     'test_parallel_ssa_graph_inference_feed_partial_data',
@@ -2336,7 +2335,6 @@
     'test_tensorrt_engine',
     'test_load_state_dict_from_old_format',
     'test_fuse_elewise_add_act_pass',
-    'test_fetch_unmerged',
     'test_randint_op',
     'test_standalone_controlflow',
     'test_standalone_multiply_write',

tools/parallel_UT_rule.py

@@ -197,7 +197,6 @@
     'test_fc_op',
     'test_feed_data_check_shape_type',
     'test_fetch_lod_tensor_array',
-    'test_fetch_unmerged',
     'test_fetch_var',
     'test_fill_any_like_op',
     'test_fill_constant_op',