Improve dump detail

This change improves the formatting and detail provided by the VCN dump

Bug: 8675309
Test: atest FrameworksVcnTests
Merged-In: I8f13a0d8fe54e9bf8948e9576e9705024fe79611
Change-Id: I8f13a0d8fe54e9bf8948e9576e9705024fe79611
(cherry picked from commit 1ce20d65e0ef111e0614c87e08d467109267bc94)
5 files changed