soc: qcom: mem-offline: Fix compile warnings

Fix the following compiler warning(s) from gcc 6.1.1 with -Werror enabled:

 drivers/soc/qcom/mem-offline.c:124:
   format '%d' expects argument of type 'int', but argument 3 has
	type 'long unsigned int' [-Werror=format=]
    pr_info("mem-offline: %s mem%d, but not our block. Not performing any action\n",

 drivers/soc/qcom/mem-offline.c:131:
   format '%lx' expects argument of type 'long unsigned int', but argument 3 has
	type 'phys_addr_t {aka long long unsigned int}' [-Werror=format=]
   pr_debug("mem-offline: MEM_GOING_ONLINE : start = 0x%lx end = 0x%lx\n",

 drivers/soc/qcom/mem-offline.c:149:
   format '%lx' expects argument of type 'long unsigned int', but argument 3 has
	type 'phys_addr_t {aka long long unsigned int}' [-Werror=format=]
   pr_debug("mem-offline: MEM_GOING_OFFLINE : start = 0x%lx end = 0x%lx\n",

 drivers/soc/qcom/mem-offline.c:167:
   format '%lx' expects argument of type 'long unsigned int', but argument 2 has
	type 'phys_addr_t {aka long long unsigned int}' [-Werror=format=]
   pr_info("mem-offline: MEM_CANCEL_ONLINE: start = 0x%lx end = 0x%lx\n",

 drivers/soc/qcom/mem-offline.c:350:
   format '%d' expects argument of type 'int', but argument 3 has
	type 'long int' [-Werror=format=]
    pr_err("mem-offline: failed to get mailbox channel %pK %d\n",

Fixes: acf14241 ("soc: qcom: mem-offline: Ignore hotplug notification for other blocks")
Fixes: f909cbbc ("soc: qcom: mem-offline: Don't print error messages on EPROBE_DEFER")
Fixes: c5a8d551 ("soc: qcom: mem-offline: Dynamic Memory Region Offline driver")
Change-Id: Ic0dedbad580134cc3fea2f54403d264edf134149
Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>