Use the clang format 2 space as default.

Test: NA
Change-Id: I97418804086b83cfba1765eb0bee3e7ca18fb4ea
diff --git a/demangle/.clang-format b/demangle/.clang-format
new file mode 120000
index 0000000..fd0645f
--- /dev/null
+++ b/demangle/.clang-format
@@ -0,0 +1 @@
+../.clang-format-2
\ No newline at end of file