Add icon for pug

Author: spenserblack

src/theme/icon.rs

@@ -630,6 +630,7 @@ impl IconTheme {
             ("ps1", "\u{f489}"),             // ""
             ("psd", "\u{e7b8}"),             // ""
             ("pub", "\u{f0306}"),            // "󰌆"
+            ("pug", "\u{e686}"),             // ""
             ("sbv", "\u{f015e}"),            // "󰅞"
             ("scc", "\u{f015e}"),            // "󰅞"
             ("slt", "\u{f0221}"),            // "󰈡"