libmemtrack: Fix clang-format symlink am: 7abcafa8c3

Original change: https://android-review.googlesource.com/c/platform/system/memory/libmemtrack/+/1509322

Change-Id: Ib085f05f3923fbf2065b526c99a04812746907d2
diff --git a/.clang-format-4 b/.clang-format-4
index 8920911..973b2fa 120000
--- a/.clang-format-4
+++ b/.clang-format-4
@@ -1 +1 @@
-../build/soong/scripts/system-clang-format
\ No newline at end of file
+../../../build/soong/scripts/system-clang-format
\ No newline at end of file