Ferrochrome: Add missing VM configs

Bug: N/A
Test: Presubmit
Test: Run Ferrochrome based on docs/custom_vm.md
Change-Id: I32ec02bb1902ad84e76400798f5aed7fbff34fac
diff --git a/android/FerrochromeApp/vm_config.json.template b/android/FerrochromeApp/vm_config.json.template
index 6e024ba..380f016 100644
--- a/android/FerrochromeApp/vm_config.json.template
+++ b/android/FerrochromeApp/vm_config.json.template
@@ -43,7 +43,7 @@
     },
     "audio": {
         "speaker": true,
-         "microphone": true
+        "microphone": true
     },
     "gpu": {
         "backend": "virglrenderer",
@@ -52,5 +52,5 @@
     "display": {
         "scale": "0.77",
         "refresh_rate": "30"
-     }
+    }
 }