fix(rustdoc-json-types): typos

Typos found some typos in the file, so I fixed them c:

Author: jalil-salame

src/rustdoc-json-types/lib.rs

@@ -305,7 +305,7 @@ pub enum AssocItemConstraintKind {
 // FIXME(aDotInTheVoid): Consider making this non-public in rustdoc-types.
 pubstructId(pubu32);
 
-/// The fundamental kind of an item. Unlike [`ItemEnum`], this does not carry any aditional info.
+/// The fundamental kind of an item. Unlike [`ItemEnum`], this does not carry any additional info.
 ///
 /// Part of [`ItemSummary`].
 #[derive(Clone,Copy,Debug,PartialEq,Eq,Hash,Serialize,Deserialize)]
@@ -698,7 +698,7 @@ pub enum Abi {
 Aapcs{unwind:bool},
 /// Can be specified as `extern "win64"`.
 Win64{unwind:bool},
-/// Can be specifed as `extern "sysv64"`.
+/// Can be specified as `extern "sysv64"`.
 SysV64{unwind:bool},
 /// Can be specified as `extern "system"`.
 System{unwind:bool},
@@ -996,7 +996,7 @@ pub enum Type {
 QualifiedPath{
 /// The name of the associated type in the parent type.
 ///
-/// ```ignore (incomplete expresssion)
+/// ```ignore (incomplete expression)
 /// <core::array::IntoIter<u32, 42> as Iterator>::Item
 /// // ^^^^
 /// ```
@@ -1083,7 +1083,7 @@ pub struct FunctionSignature {
 #[derive(Clone,Debug,PartialEq,Eq,Hash,Serialize,Deserialize)]
 pubstructTrait{
 /// Whether the trait is marked `auto` and is thus implemented automatically
-/// for all aplicable types.
+/// for all applicable types.
 pubis_auto:bool,
 /// Whether the trait is marked as `unsafe`.
 pubis_unsafe:bool,