drivers: camera: Fix init for mode properties

drivers: camera: Fix init for mode properties

Fix the default value for missing properties
in device tree for sensors to ensure no garbage
values will be in use.

Bug 200349606
Bug 1981695

Change-Id: I91264fe5b8e86db5bc620dbb7bdb7ffc1aa8b050
Signed-off-by: Bhanu Murthy V <bmurthyv@nvidia.com>
(cherry picked from commit 25f204c2508263d03eaf0ae5b4ef4dc30f47d5de)
Reviewed-on: https://git-master.nvidia.com/r/1571116
Reviewed-by: Josh Kergan <jkergan@nvidia.com>
Tested-by: Josh Kergan <jkergan@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Jihoon Bang <jbang@nvidia.com>
GVS: Gerrit_Virtual_Submit