Add clang-format symlink to mm_eventsd repo am: f116f0d3d8

Original change: https://android-review.googlesource.com/c/platform/system/memory/mm_eventsd/+/1504287

Change-Id: Ibdf9b447a0e8bcbc47d289ad137f69dd6e6d9a16
diff --git a/.clang-format b/.clang-format
new file mode 120000
index 0000000..973b2fa
--- /dev/null
+++ b/.clang-format
@@ -0,0 +1 @@
+../../../build/soong/scripts/system-clang-format
\ No newline at end of file