arm64: configs: enable writable trips

arm64: configs: enable writable trips

enable CONFIG_THERMAL_WRITABLE_TRIPS config to allow
userspace to change thermal zone trip temperature.

boot.img size increased by 0 bytes.

Bug 200283292

Change-Id: I8b893c4158ed49514aca5eb72215044f64b60832
Signed-off-by: Srikar Srimath Tirumala <srikars@nvidia.com>
Reviewed-on: http://git-master/r/1317450
(cherry picked from commit 06f4f05c6a52a6dcea333c5fd06494461da9e6e2)
Reviewed-on: http://git-master/r/1322896
Reviewed-by: Rajkumar Kasirajan <rkasirajan@nvidia.com>
Tested-by: Rajkumar Kasirajan <rkasirajan@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Bibek Basu <bbasu@nvidia.com>