Code style clean up

Apply the git clang format on the bpf project to make sure the existing
code compliance with the standard.

Test: project compiles and bpfMapTest pass.
Bug: 112334572
Change-Id: I4774aa2a197be2c671f6fb307c1fc9b71edfeeec
diff --git a/Android.bp b/Android.bp
index 7d635d1..7aaacb1 100644
--- a/Android.bp
+++ b/Android.bp
@@ -13,7 +13,7 @@
         "android-*",
         "cert-*",
         "clang-analyzer-security*",
-	"-cert-err34-c",
+        "-cert-err34-c",
         "clang-analyzer-security*",
         // Disabling due to many unavoidable warnings from POSIX API usage.
         "-google-runtime-int",