Fix bpfmt issues and add bpfmt to preupload checks

Test: m nothing
Change-Id: I10526a33685335bdd26cc7692815133379d4e0f6
diff --git a/bpfix/Android.bp b/bpfix/Android.bp
index e291578..b244e3a 100644
--- a/bpfix/Android.bp
+++ b/bpfix/Android.bp
@@ -44,11 +44,9 @@
         "bpfix/bpfix.go",
     ],
     testSrcs: [
-      "bpfix/bpfix_test.go",
+        "bpfix/bpfix_test.go",
     ],
     deps: [
         "blueprint-parser",
     ],
 }
-
-