broot: visual tweaks

Changes:
- don't use icons -> less visual clutter.
- don't use bold for directories and executables -> same as my custom
  `EZA_COLORS`

config/broot/conf.toml

@@ -23,7 +23,7 @@ date_time_format = "%Y-%m-%d %R"
 default_flags = "--sort-by-type --no-trim-root"
 
 # Show NerdFont icons.
-icon_theme = "nerdfont"
+# icon_theme = "nerdfont"
 
 imports = [
   "verbs.toml",

config/broot/skins/dark.toml

@@ -33,8 +33,8 @@ owner                 = "ansi(3)"
 group                 = "ansi(3)"
 dates                 = "ansi(4)"
 file                  = "ansi(15)"
-directory             = "ansi(4) none Bold"
-exe                   = "ansi(2) none Bold"
+directory             = "ansi(4) none"
+exe                   = "ansi(2) none"
 link                  = "ansi(6)"
 pruning               = "ansi(8) none Italic"
 content_extract       = "ansi(244) none Italic"