diag: Fix feature mask mismatch for peripherals

This patch adds a way to publish APPS support
of untagging header only to selected peripherals.

CRs-Fixed: 2030651
Change-Id: I2a2a03d0a6d441d23ec093ff5de9bef5e9799d24
Signed-off-by: Manoj Prabhu B <bmanoj@codeaurora.org>