Add gruvbox light support (#369)

* Add gruvbox light support

* Update binary assets from bat v0.16.0

Co-authored-by: Dan Davison <dandavison7@gmail.com>

Author: jupblb

etc/assets/syntaxes.bin

@@ -38,8 +38,10 @@ pub fn is_light_syntax_theme(theme: &str) -> bool {
     LIGHT_SYNTAX_THEMES.contains(&theme)
 }
 
-const LIGHT_SYNTAX_THEMES: [&str; 5] = [
+const LIGHT_SYNTAX_THEMES: [&str; 7] = [
     "GitHub",
+    "gruvbox-light",
+    "gruvbox-white",
     "Monokai Extended Light",
     "OneHalfLight",
     "ansi-light",