project: Rename ferrum.mk to msm8909.mk

Rename all the occurences of ferrum to
MSM8909, which is the official name.

Change-Id: I9cff71f211f0c2cf276a4156ed6151df93e0b9f3
diff --git a/project/ferrum.mk b/project/msm8909.mk
similarity index 90%
rename from project/ferrum.mk
rename to project/msm8909.mk
index e40bfff..1f013f1 100644
--- a/project/ferrum.mk
+++ b/project/msm8909.mk
@@ -1,8 +1,8 @@
-# top level project rules for the ferrum project
+# top level project rules for the msm8909 project
 #
 LOCAL_DIR := $(GET_LOCAL_DIR)
 
-TARGET := ferrum
+TARGET := msm8909
 
 MODULES += app/aboot