PM: sleep: Use dev_printk() when possible

[ Upstream commit eb23d91a ]

Use dev_printk() when possible to make messages more consistent with other
device-related messages.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Stable-dep-of: 7839d007 ("PM: sleep: Fix possible deadlocks in core system-wide PM code")
Signed-off-by: Sasha Levin <sashal@kernel.org>