msm: mdm: Target specific dump collection timeout

Add the ability to specify the ramdump collection timeout on a per target
basis. Some targets require more than the one minute default value.

CRs-Fixed: 370177
Change-Id: Ic3c52817f61c338942d75624a6cb9a1ab9338801
Signed-off-by: Ameya Thakur <ameyat@codeaurora.org>