ARM: dts: msm: add csr attributes on sdm670

Features of CSR(coresight replicator) are defined as boolean
attributes. CSR DT node is updated with required features on sdm670.

Change-Id: I5b8f92187f2e003595251bccc8e8dfed470ace53
Signed-off-by: Saranya Chidura <schidura@codeaurora.org>