drm/amd/display: Update function name to link_detect_connection_type_analog

drm/amd/display: Update function name to link_detect_connection_type_analog

[WHAT]
Update function "link_detect_analog" to a more accurate name
"link_detect_connection_type_analog".

Suggested-by: Wenjing Liu <wenjing.liu@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Chenyu Chen <chen-yu.chen@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>