[roll] Roll llvm-project/libc [libc] Fix typo in uint128 type for PPC printf handling (#138157)

GitOrigin-RevId: 49f7decf937051c812a3c37e380194c54d15ae32
Original-Revision: 20b463d16de0c70a4b28a55c8b24a1bff32888c0
Change-Id: Ife356e4efdb7b72642c02c202009e687ddfde269
diff --git a/third_party/flower b/third_party/flower
index a06dca0..007b2c7 100644
--- a/third_party/flower
+++ b/third_party/flower
@@ -380,7 +380,7 @@
              gitsubmoduleof="fuchsia"
              path="third_party/llvm-libc/src"
              remote="https://llvm.googlesource.com/llvm-project/libc"
-             revision="de20cee59ac52f8df30345e4263901af0ed08412"/>
+             revision="20b463d16de0c70a4b28a55c8b24a1bff32888c0"/>
     <project name="third_party/lz4"
              gitsubmoduleof="fuchsia"
              path="third_party/lz4"