Remove obsolete webmanifest extension from editorconfig (directus#19144)

File removed in directus#19141

Author: paescuj

.editorconfig

@@ -6,7 +6,7 @@ insert_final_newline = true
 charset = utf-8
 trim_trailing_whitespace = true
 
-[*.{mjs,cjs,js,mts,cts,ts,json,vue,html,scss,css,toml,webmanifest,md}]
+[*.{mjs,cjs,js,mts,cts,ts,json,vue,html,scss,css,toml,md}]
 indent_style = tab
 
 [*.md]