vndk-def: Add deps-insight

deps-insight is a HTML-based tool to show the dependencies between the
libraries.  This is designed to ease the module dependencies review
work.

Test: Run deps-insight subcommand against sailfish tree.

Change-Id: I20f23f7f604da289a22477ed82abe4361e5252c7
(cherry picked from commit b0dd7a77507abf45f8a29da520f3c24f5110b43d)
5 files changed