style: Switch all callsites of try() to try_parse() in the style crate.

Fully automated via:

  $ rg -l '\.try\(' | xargs sed -i 's/\.try(/.try_parse(/g'
  $ cd servo/components/style && cargo +nightly fmt

Differential Revision: https://phabricator.services.mozilla.com/D80099

components/style/values/generics/font.rs

@@ -107,7 +107,10 @@ impl<T: Parse> Parse for FontSettings<T> {
         context: &ParserContext,
         input: &mut Parser<'i, 't>,
     ) -> Result<Self, ParseError<'i>> {
-        if input.try(|i| i.expect_ident_matching("normal")).is_ok() {
+        if input
+            .try_parse(|i| i.expect_ident_matching("normal"))
+            .is_ok()
+        {
             return Ok(Self::normal());
         }