update vendored harfbuzz

sezero · sezero · commit 05c25dea393c · 2025-03-18T20:33:30.000+03:00
diff --git a/external/harfbuzz b/external/harfbuzz
@@ -1 +1 @@
-Subproject commit dee43a364347810bccdd5ce2e2079be9511c59eb
+Subproject commit e9847949049cba00658342876a6f8b2f9a7f8860
