Make snappy builder

Change-Id: Ibbb5403ba8d9017f10b0e5b7dde30f5f3a37682d
Signed-off-by: James Kuszmaul <jabukuszmaul+collab@gmail.com>
diff --git a/WORKSPACE b/WORKSPACE
index 7137327..1d27e69 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -864,3 +864,8 @@
     sha256 = "18db35669ee49a5f8324a344071dd4ab553e716f385fb75747b909bd1de959f5",
     urls = ["https://www.frc971.org/Build-Dependencies/lzma_arm64.tar.gz"],
 )
+
+local_repository(
+    name = "snappy",
+    path = "third_party/snappy",
+)