nanogui: update commit for glfw to prevent deprecated cmake

jlblancoc · jlblancoc · commit f7c38b2d1d87 · 2025-11-24T01:38:11.000+01:00
diff --git a/3rdparty/nanogui b/3rdparty/nanogui
@@ -1 +1 @@
-Subproject commit 46c9c08687d73711dc547f975a1aefccc5ced621
+Subproject commit 421b36f1859b9fb171ca22d39a2dac4883704e96
