Remove Linux Libertine warning (#5876)

crates/typst-library/src/text/mod.rs

@@ -1380,24 +1380,7 @@ pub fn is_default_ignorable(c: char) -> bool {
 fn check_font_list(engine: &mut Engine, list: &Spanned<FontList>) {
     let book = engine.world.book();
     for family in &list.v {
-        let found = book.contains_family(family.as_str());
+        if !book.contains_family(family.as_str()) {
-        if family.as_str() == "linux libertine" {
-            let mut warning = warning!(
-                list.span,
-                "Typst's default font has changed from Linux Libertine to its successor Libertinus Serif";
-                hint: "please set the font to `\"Libertinus Serif\"` instead"
-            );
-
-            if found {
-                warning.hint(
-                    "Linux Libertine is available on your system - \
-                     you can ignore this warning if you are sure you want to use it",
-                );
-                warning.hint("this warning will be removed in Typst 0.13");
-            }
-
-            engine.sink.warn(warning);
-        } else if !found {
             engine.sink.warn(warning!(
                 list.span,
                 "unknown font family: {}",

tests/suite/text/font.typ

@@ -77,11 +77,6 @@ I
 #let var = text(font: ("list-of", "nonexistent-fonts"))[don't]
 #var
 
---- text-font-linux-libertine ---
-// Warning: 17-34 Typst's default font has changed from Linux Libertine to its successor Libertinus Serif
-// Hint: 17-34 please set the font to `"Libertinus Serif"` instead
-#set text(font: "Linux Libertine")
-
 --- issue-5499-text-fill-in-clip-block ---
 
 #let t = tiling(