ANDROID: abi_gki_aarch64_qcom: Add devfreq_get_devfreq_by_node symbol

Add devfreq_get_devfreq_by_node symbol for drivers to get devfreq
reference from device node.

Leaf changes summary: 1 artifact changed (1 filtered out)
Changed leaf types summary: 0 (1 filtered out) leaf type changed
Removed/Changed/Added functions summary: 0 Removed, 0 Changed, 1 Added
function
Removed/Changed/Added variables summary: 0 Removed, 0 Changed, 0 Added
variable

1 Added function:

  [A] 'function devfreq* devfreq_get_devfreq_by_node(device_node*)'

Bug: 189313336
Change-Id: Ica4d873622370b547fa7e675c33d22acc01a5480
Signed-off-by: Ram Chandrasekar <quic_rkumbako@quicinc.com>