Update arm64 liblzma

Turns out it needs to be updated too...

Change-Id: I3992fa37c48f8c5cf69fd23d21d62f17feb1ad15
Signed-off-by: Austin Schuh <austin.linux@gmail.com>
diff --git a/WORKSPACE b/WORKSPACE
index 7e9f3d9..e33527c 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -1064,8 +1064,8 @@
     visibility = ["//visibility:public"],
 )
 """,
-    sha256 = "18db35669ee49a5f8324a344071dd4ab553e716f385fb75747b909bd1de959f5",
-    urls = ["https://www.frc971.org/Build-Dependencies/lzma_arm64.tar.gz"],
+    sha256 = "b4ab9fd7cf3bfdb9e3fc67ac4a3c84db7f7e3c48431ccfc6e6e210f5829d17c9",
+    urls = ["https://www.frc971.org/Build-Dependencies/lzma_arm64-2.tar.gz"],
 )
 
 local_repository(