fix linter

Author: cblmemo

src/tir/transforms/memhammer_rewrite_rule.h

@@ -19,7 +19,6 @@
 #ifndef TVM_TIR_TRANSFORMS_MEMHAMMER_REWRITE_RULE_H_
 #define TVM_TIR_TRANSFORMS_MEMHAMMER_REWRITE_RULE_H_
 
-
 #include <tvm/arith/iter_affine_map.h>
 #include <tvm/runtime/registry.h>
 #include <tvm/target/target.h>

tests/python/unittest/test_tir_transform_memhammer_lower_auto_copy.py

@@ -1031,11 +1031,13 @@ def verify(n):
     assert num_alloc[0] == 1
 
     if alloc_size:
+
         def prod(arr):
             ret = 1
             for element in arr:
                 ret *= element
             return ret
+
         assert prod(alloc_extents[0]) == alloc_size