Update default NINJA_STATUS to show finished edges

Update default NINJA_STATUS that includes percentage to match
https://github.com/ninja-build/ninja/commit/6c2c2eecbfd2e4ddeeacb0129944618a6ce3dc4f

Change-Id: I5694308abe26b71999d944c40962d59d50a73077
diff --git a/core/ninja.mk b/core/ninja.mk
index 589affe..bbd5863 100644
--- a/core/ninja.mk
+++ b/core/ninja.mk
@@ -101,7 +101,7 @@
 endif
 
 ifeq (,$(NINJA_STATUS))
-NINJA_STATUS := [%p %s/%t]$(space)
+NINJA_STATUS := [%p %f/%t]$(space)
 endif
 
 NINJA_EXTRA_ARGS :=