mb/intel/adlrvp_m: Remove DP_HPD 1 & 2 definition from devicetree

Due to latest corresponding UPD filling implementation, this is not
required.

This patch fixed the brokenness caused by
Commit hash b10afbd2e2a8326fb21dc726a6c2bd53b06eb010.

Signed-off-by: Bernardo Perez Priego <bernardo.perez.priego@intel.com>
Change-Id: I49e434f7bbafcb148e82202697e87c3e4268d7b1
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55635
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
diff --git a/src/mainboard/intel/adlrvp/devicetree_m.cb b/src/mainboard/intel/adlrvp/devicetree_m.cb
index 4d32ce9..ae24842 100644
--- a/src/mainboard/intel/adlrvp/devicetree_m.cb
+++ b/src/mainboard/intel/adlrvp/devicetree_m.cb
@@ -86,10 +86,6 @@
 		[DDI_PORT_B] = DDI_ENABLE_HPD | DDI_ENABLE_DDC,
 	}"
 
-	# Disable DDI ports HPD
-	register "DdiPort1Hpd" = "0"
-	register "DdiPort2Hpd" = "0"
-
 	# TCSS USB3
 	register "TcssAuxOri" = "0"