enh(c): Added typeof and typeof_qual to the list of keywords (#4055)

* Add C23's new typeof and typeof_unqual keywords.

* Update CHANGES.md for C23's new keywords.

Author: Melkor-1

CHANGES.md

@@ -6,6 +6,7 @@ CAVEATS / POTENTIALLY BREAKING CHANGES
 
 Core Grammars:
 
+- enc(c) added more C23 keywords [Melkor-1][]
 - enh(json) added jsonc as an alias [BackupMiles][]
 - enh(gml) updated to latest language version (GML v2024.2) [gnysek][]
 - enh(c) added more C23 keywords and preprcoessor directives [Eisenwave][]
@@ -63,6 +64,7 @@ Themes:
 
 - Added `1c-light` theme a like in the IDE 1C:Enterprise 8 (for 1c) [Vitaly Barilko][]
 
+[Melkor-1]: https://github.com/Melkor-1
 [PeteLomax]: https://github.com/petelomax
 [gnysek]: https://github.com/gnysek
 [Eisenwave]: https://github.com/Eisenwave 

src/languages/c.js

@@ -114,6 +114,8 @@ export default function(hljs) {
     "restrict",
     "return",
     "sizeof",
+    "typeof",
+    "typeof_unqual",
     "struct",
     "switch",
     "typedef",