drm/i915/bios: remove duplicated code

Apparently caused by a merge fail at some point. Due to the nature of
the duplicated block, the second one will have no effect, and there's no
need to backport.
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180410091248.1454-1-jani.nikula@intel.com

drivers/gpu/drm/i915/intel_bios.c

@@ -1271,13 +1271,6 @@ static void parse_ddi_port(struct drm_i915_private *dev_priv, enum port port,
 		is_hdmi = false;
 	}
 
-	if (port == PORT_A && is_dvi) {
-		DRM_DEBUG_KMS("VBT claims port A supports DVI%s, ignoring\n",
-			      is_hdmi ? "/HDMI" : "");
-		is_dvi = false;
-		is_hdmi = false;
-	}
-
 	info->supports_dvi = is_dvi;
 	info->supports_hdmi = is_hdmi;
 	info->supports_dp = is_dp;