disp: config: enable msm_ext_display config for kailua

Change enables msm_ext_display module for Kailua.

Change-Id: I8761762b0921a6988f76f4926534787781030e13
Signed-off-by: Vara Reddy <quic_varar@quicinc.com>

config/gki_kalamadispconf.h

@@ -17,4 +17,5 @@
 #define CONFIG_DRM_SDE_EVTLOG_DEBUG 1
 #define CONFIG_QCOM_MDSS_PLL 1
 #define CONFIG_GKI_DISPLAY 1
+#define CONFIG_MSM_EXT_DISPLAY 1
 #define CONFIG_DRM_SDE_VM 1