Update to the latest wasi-libc. (WebAssembly#261)

sunfishcode · web-flow · commit 36553bb62dc1 · 2022-12-06T12:41:12.000-08:00
This adds:
 - The `__errno_location` function and the change to `readdir` to
   call `stat` if `d_ino` is 0.
 - Support for -fstack-protector.
diff --git a/src/wasi-libc b/src/wasi-libc
@@ -1 +1 @@
-Subproject commit a00bf321eeeca836ee2a0d2d25aeb8524107b8cc
+Subproject commit 8b7148f69ae241a2749b3defe4606da8143b72e0
