Rollup merge of #135269 - estebank:unneeded-into, r=compiler-errors

Remove some unnecessary `.into()` calls

compiler/rustc_parse/src/parser/tests.rs

@@ -2366,8 +2366,7 @@ fn string_to_tts_1() {
                         token::Ident(sym::i32, IdentIsRaw::No),
                         sp(8, 11),
                     ),
-                ])
-                .into(),
+                ]),
             ),
             TokenTree::Delimited(
                 DelimSpan::from_pair(sp(13, 14), sp(18, 19)),
@@ -2383,8 +2382,7 @@ fn string_to_tts_1() {
                     ),
                     // `Alone` because the `;` is followed by whitespace.
                     TokenTree::token_alone(token::Semi, sp(16, 17)),
-                ])
-                .into(),
+                ]),
             ),
         ]);