Updated plan expectations for the skipped null-aware pushdown.

The guard removes the probe-side dynamic filter from these plans.

Author: mdashti

datafusion/sqllogictest/test_files/dynamic_filter_pushdown_config.slt

@@ -383,7 +383,7 @@ logical_plan
 physical_plan
 01)HashJoinExec: mode=CollectLeft, join_type=LeftAnti, on=[(id@0, id@0)], null_aware
 02)--DataSourceExec: file_groups={1 group: [[WORKSPACE_ROOT/datafusion/sqllogictest/test_files/scratch/dynamic_filter_pushdown_config/join_left.parquet]]}, projection=[id, data], file_type=parquet
-03)--DataSourceExec: file_groups={1 group: [[WORKSPACE_ROOT/datafusion/sqllogictest/test_files/scratch/dynamic_filter_pushdown_config/join_right.parquet]]}, projection=[id], file_type=parquet, predicate=DynamicFilter [ empty ], dynamic_rg_pruning=eligible
+03)--DataSourceExec: file_groups={1 group: [[WORKSPACE_ROOT/datafusion/sqllogictest/test_files/scratch/dynamic_filter_pushdown_config/join_right.parquet]]}, projection=[id], file_type=parquet
 
 # LEFT MARK JOIN: the OR prevents decorrelation to LeftSemi, so the optimizer
 # uses LeftMark. Self-generated dynamic filter pushes to the probe side.
@@ -479,7 +479,7 @@ physical_plan
 01)SortExec: TopK(fetch=2), expr=[id@0 ASC NULLS LAST], preserve_partitioning=[false]
 02)--HashJoinExec: mode=CollectLeft, join_type=LeftAnti, on=[(id@0, id@0)], null_aware
 03)----DataSourceExec: file_groups={1 group: [[WORKSPACE_ROOT/datafusion/sqllogictest/test_files/scratch/dynamic_filter_pushdown_config/join_left.parquet]]}, projection=[id, data], file_type=parquet, predicate=DynamicFilter [ empty ], dynamic_rg_pruning=eligible
-04)----DataSourceExec: file_groups={1 group: [[WORKSPACE_ROOT/datafusion/sqllogictest/test_files/scratch/dynamic_filter_pushdown_config/join_right.parquet]]}, projection=[id], file_type=parquet, predicate=DynamicFilter [ empty ] AND DynamicFilter [ empty ], dynamic_rg_pruning=eligible
+04)----DataSourceExec: file_groups={1 group: [[WORKSPACE_ROOT/datafusion/sqllogictest/test_files/scratch/dynamic_filter_pushdown_config/join_right.parquet]]}, projection=[id], file_type=parquet, predicate=DynamicFilter [ empty ], dynamic_rg_pruning=eligible
 
 # Correctness check
 query IT

datafusion/sqllogictest/test_files/explain_tree.slt

@@ -1120,10 +1120,7 @@ physical_plan
 13)│    --------------------   ││    --------------------   │
 14)│          files: 1         ││          files: 1         │
 15)│        format: csv        ││      format: parquet      │
-16)│                           ││                           │
-17)│                           ││         predicate:        │
-18)│                           ││  DynamicFilter [ empty ]  │
-19)└───────────────────────────┘└───────────────────────────┘
+16)└───────────────────────────┘└───────────────────────────┘
 
 # Query with nested loop join.
 query TT

datafusion/sqllogictest/test_files/push_down_filter_parquet.slt

@@ -1113,7 +1113,7 @@ statement ok
 CREATE EXTERNAL TABLE i_disj_p (eid INT) STORED AS PARQUET
 LOCATION 'test_files/scratch/push_down_filter_parquet/i_disj_p.parquet';
 
-# Must return only `5`. `NULL NOT IN (2, 3)` is UNKNOWN — that row is dropped.
+# Must return only `5`. `NULL NOT IN (2, 3)` is UNKNOWN, so that row is dropped.
 query I
 SELECT id FROM ao_p WHERE id NOT IN (SELECT eid FROM i_disj_p) ORDER BY id;
 ----