usb: cdns3: add quirk for enable runtime pm by default

stable inclusion
from stable-5.10.23
commit 8694c4e2b19c26bc4c0a714d362f6b53cde2d650
bugzilla: 50838

--------------------------------

[ Upstream commit 7cea9657 ]

Some vendors (eg: NXP) may want to enable runtime pm by default for
power saving, add one quirk for it.

Reviewed-by: Jun Li <jun.li@nxp.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Chen Jun <chenjun102@huawei.com>
Acked-by:   Weilong Chen <chenweilong@huawei.com>
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>