Update impl DOM test

Author: GuillaumeGomez

src/test/rustdoc/issue-53812.rs

@@ -12,9 +12,9 @@ macro_rules! array_impls {
     }
 }
 
-// @has issue_53812/trait.MyIterator.html '//*[@id="implementors-list"]/details[1]/summary/h3' 'MyStruct<[T; 0]>'
-// @has - '//*[@id="implementors-list"]/details[2]/summary/h3' 'MyStruct<[T; 1]>'
-// @has - '//*[@id="implementors-list"]/details[3]/summary/h3' 'MyStruct<[T; 2]>'
-// @has - '//*[@id="implementors-list"]/details[4]/summary/h3' 'MyStruct<[T; 3]>'
-// @has - '//*[@id="implementors-list"]/details[5]/summary/h3' 'MyStruct<[T; 10]>'
+// @has issue_53812/trait.MyIterator.html '//*[@id="implementors-list"]/h3[1]' 'MyStruct<[T; 0]>'
+// @has - '//*[@id="implementors-list"]/h3[2]' 'MyStruct<[T; 1]>'
+// @has - '//*[@id="implementors-list"]/h3[3]' 'MyStruct<[T; 2]>'
+// @has - '//*[@id="implementors-list"]/h3[4]' 'MyStruct<[T; 3]>'
+// @has - '//*[@id="implementors-list"]/h3[5]' 'MyStruct<[T; 10]>'
 array_impls! { 10 3 2 1 0 }