msm: mdss: Add dt support to enable clk lane recovery

This adds dtsi property to enable the clock lane recovery
mechanism. This will prevent clock hang issues in command
mode panels.
- To enable this qcom,dsi-clk-ln-recovery property needs
  to be enabled for that particular target.
- In case commands need to be sent in HS mode, need to add
  CMD_REQ_HS_MODE to the commands flag list.

Change-Id: I24d61983de9e2d695084de7c0b5eec860c1c1601
CRs-Fixed: 783621
Signed-off-by: Siddhartha Agrawal <agrawals@codeaurora.org>
Signed-off-by: Raghavendra Ambadas <rambad@codeaurora.org>
Signed-off-by: Bharat Pawar <bpawar@codeaurora.org>
Signed-off-by: Nirmal Abraham <nabrah@codeaurora.org>