Rollup merge of #65002 - alexcrichton:update-lvlm, r=nikic

Centril · web-flow · commit 64ac499db5bc · 2019-10-03T08:04:34.000+02:00
Update llvm-project submodule Bring in rust-lang/llvm-project#24 which brings in some wasm improvements related to the bulk-memory proposal
diff --git a/src/llvm-project b/src/llvm-project
@@ -1 +1 @@
-Subproject commit 8adf9bdccfefb8d03f0e8db3b012fb41da1580a4
+Subproject commit 8473db5f2af9dc36aaf6f9b053fcc2e0e6ac8026
