SDL_ttf: submodules, harfbuzz: update to latest commit in 2.8.2-SDL branch.

From 7b2bef1d49beec2d8ddf0aaa63061cde0d7aaab7 Mon Sep 17 00:00:00 2001
From: sezero <[EMAIL REDACTED]>
Date: Sat, 7 May 2022 23:33:02 +0300
Subject: [PATCH] submodules, harfbuzz: update to latest commit in 2.8.2-SDL
 branch.

---
 external/harfbuzz | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/external/harfbuzz b/external/harfbuzz
index 63e15ea..c60b03b 160000
--- a/external/harfbuzz
+++ b/external/harfbuzz
@@ -1 +1 @@
-Subproject commit 63e15eac4f443fa53565d1e4fb9611cdd7814f28
+Subproject commit c60b03bbd965e269065afdea93681206513ea4cf