build: Update known-good for 1.1.120 header

Change-Id: I964c1f61e92d6a83676dc402448258927d1c1369
diff --git a/scripts/known_good.json b/scripts/known_good.json
index 77c967c..2c4ef3a 100644
--- a/scripts/known_good.json
+++ b/scripts/known_good.json
@@ -6,7 +6,7 @@
       "sub_dir" : "Vulkan-Headers",
       "build_dir" : "Vulkan-Headers/build",
       "install_dir" : "Vulkan-Headers/build/install",
-      "commit" : "v1.1.119"
+      "commit" : "9eab96f40634c81ed53d54d2c9df126a445dfd56"
     }
   ],
   "install_names" : {