sdm: set minHDCP level whenever requested.

- Currently it is rejected if external display
  is not conencted, leading to a secure video
  failure on external once connected.
- Hence set minHDCP level on request irrespective
  of external connected or not.

CRs-Fixed: 2604308
Change-Id: I865f54114c2a23891c7f8abc00668179ffa66d27
8 files changed