Fix bpfmt issues and add bpfmt to preupload checks

Test: m nothing
Change-Id: I10526a33685335bdd26cc7692815133379d4e0f6
diff --git a/finder/cmd/Android.bp b/finder/cmd/Android.bp
index 9dc84ae..e066c39 100644
--- a/finder/cmd/Android.bp
+++ b/finder/cmd/Android.bp
@@ -22,8 +22,6 @@
         "finder.go",
     ],
     deps: [
-        "soong-finder"
+        "soong-finder",
     ],
 }
-
-