build: Update to header 1.2.186

- Update known-good
- Generate source (no change)

Change-Id: I529e0a7175f18f50ae717c4caae27ef066b80839
diff --git a/build-android/vulkan-headers_revision_android b/build-android/vulkan-headers_revision_android
index 4c8f01e..67df8c8 100644
--- a/build-android/vulkan-headers_revision_android
+++ b/build-android/vulkan-headers_revision_android
@@ -1 +1 @@
-v1.2.185
+v1.2.186
diff --git a/scripts/known_good.json b/scripts/known_good.json
index 424755c..fa39aed 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" : "v1.2.185"
+      "commit" : "v1.2.186"
     },
     {
       "name" : "MoltenVK",
@@ -30,7 +30,7 @@
       "sub_dir" : "Vulkan-Loader",
       "build_dir" : "Vulkan-Loader/build",
       "install_dir" : "Vulkan-Loader/build/install",
-      "commit" : "v1.2.185",
+      "commit" : "v1.2.186",
       "deps" : [
         {
           "var_name" : "VULKAN_HEADERS_INSTALL_DIR",