feat(icons): add csv icon

src/output/icons.rs

@@ -571,7 +571,7 @@ const EXTENSION_ICONS: Map<&'static str, char> = phf_map! {
     "cshtml"         => Icons::RAZOR,            // 
     "csproj"         => Icons::LANG_CSHARP,      // 󰌛
     "css"            => Icons::CSS3,             // 
-    "csv"            => Icons::SHEET,            // 
+    "csv"            => '\u{eefc}',              // 
     "csx"            => Icons::LANG_CSHARP,      // 󰌛
     "cts"            => Icons::LANG_TYPESCRIPT,  // 
     "cu"             => '\u{e64b}',              // 