soc: qcom: wda: Conditionally register for dl marker

dl marker is enabled always if the power collapse feature
is enabled. However, dl marker may not be required in certain
configurations.

CRs-fixed: 2560817
Change-Id: I3a251a3bf8cbab4434e2aa055783b4a3c3d1103a
Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>