Log uses of `make` and `xmllint` within the Android Build

Now that we've got prebuilts of make, turn on logging so that
we can find all the users and convert them to the prebuilt.

We also build xmllint as part of the tree, so log uses of that
too.

Test: treehugger
Change-Id: I8a6a5d481dfc709dc0eb3424c51430bc54763c1e