M2: name both families in the non-embedded font tests' comments (review)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Pq7HyDBXygTf7jcqdsjcfn

crates/render/src/raster/tests.rs

@@ -8199,7 +8199,8 @@ mod icc_profile_cache;
 // A symbolic TrueType font draws through its (3, 0) cmap subtable first (#4156).
 mod symbolic_truetype_cmap;
 
-// An Arial the PDF doesn't embed draws the glyphs its codes name (#5889).
+// An Arial (#5889) or Times New Roman (#6449) the PDF doesn't embed draws the glyphs its codes
+// name.
 mod non_embedded_arial;
 
 /// Render `pdf`'s first page at 72 dpi with no time limit beyond the test's own.

crates/render/src/raster/tests/non_embedded_arial.rs

@@ -20,7 +20,7 @@ struct Font<'a> {
     base_font: &'a str,
     /// The descendant's `/Subtype`.
     subtype: &'a str,
-    /// `true`: the codes are 1, 2, … and a `/CIDToGIDMap` stream gives each its Arial glyph.
+    /// `true`: the codes are 1, 2, … and a `/CIDToGIDMap` stream gives each its glyph in the author's font.
     /// `false`: `/CIDToGIDMap /Identity`, and the codes are the glyph indexes themselves.
     mapped: bool,
     to_unicode: bool,