Merge pull request #349 from billhollings/master

Update glslang to version compatible with Vulkan SDK 1.1.92.
diff --git a/ExternalRevisions/glslang_repo_revision b/ExternalRevisions/glslang_repo_revision
index ab41838..c6778ab 100644
--- a/ExternalRevisions/glslang_repo_revision
+++ b/ExternalRevisions/glslang_repo_revision
@@ -1 +1 @@
-d509a5eec6f5a65b3ffdfa0a19096f338d2582be
+1bc601c674aecc2fee0dee8ff7a118db76b4c439