Merge in more makefile edits from repo:voltha-docs

Change-Id: Iba7f6e565b45c5e888a34bce295d8fada8ab2ce2
diff --git a/makefiles/git/include.mk b/makefiles/git/include.mk
index 7b51532..9d2558c 100644
--- a/makefiles/git/include.mk
+++ b/makefiles/git/include.mk
@@ -30,8 +30,8 @@
 -include $(ONF_MAKEDIR)/git/$(--repo-name--).mk
 
 ifdef USE-ONF-GIT-MK
-    # Dynamic loading when targets are requested by name
-    include $(ONF_MAKEDIR)/git/submodules.mk
+  # Dynamic loading when targets are requested by name
+  include $(ONF_MAKEDIR)/git/submodules.mk
 endif
 
 # [EOF]