Update documentation for running via Virt Manager vith vm tool.

Also moved to a subdirecory of /data/local/tmp, to keep things a litle
tidier.

Bug: 181869875
Test: ran the commands
Change-Id: I9962e5165294c41a02bcc3b72501165dd85b7abe
1 file changed
tree: de2cd19a482415bef99d523e04e273480530b8fa
  1. apex/
  2. authfs/
  3. docs/
  4. microdroid/
  5. tests/
  6. virtmanager/
  7. vm/
  8. .clang-format
  9. PREUPLOAD.cfg