Update dependencies

diff --git a/deps/dragontype b/deps/dragontype
index 5cb6a0956cd87981071f7e3dd5669f9698ac6682..c4d3a0bff0c158ad0efee031a531eb920d904d14 160000 (submodule)
--- a/deps/dragontype
+++ b/deps/dragontype
@@ -1 +1 @@
-Subproject commit 5cb6a0956cd87981071f7e3dd5669f9698ac6682
+Subproject commit c4d3a0bff0c158ad0efee031a531eb920d904d14

diff --git a/deps/stb b/deps/stb
index c9064e317699d2e495f36ba4f9ac037e88ee371a..af1a5bc352164740c1cc1354942b1c6b72eacb8a 160000 (submodule)
--- a/deps/stb
+++ b/deps/stb
@@ -1 +1 @@
-Subproject commit c9064e317699d2e495f36ba4f9ac037e88ee371a
+Subproject commit af1a5bc352164740c1cc1354942b1c6b72eacb8a