add a warning about using include in product spec files.

currently disabled because there are too many of them.
1 file changed
tree: 4b3fa6d3e07b562b8c80545b102eabf0455da307
  1. core/
  2. libs/
  3. target/
  4. tools/
  5. buildspec.mk.default
  6. cleanspec.mk
  7. envsetup.sh