dev: gcdb: display: use strlcpy, not strcpy

As part of recent fastboot oem changes, strcpy API was
used which is deprecated. Replace such instances with
'strlcpy' API.

Change-Id: Ibbe8e47320bf627c55dc3c90d39acf081baf7f14
diff --git a/dev/gcdb/display/gcdb_display_param.c b/dev/gcdb/display/gcdb_display_param.c
index ce98cf0..9ea0c93 100644
--- a/dev/gcdb/display/gcdb_display_param.c
+++ b/dev/gcdb/display/gcdb_display_param.c
@@ -345,11 +345,11 @@
 	/* Check for the DSI configuration */
 	if (slave_panel_node && (panel_mode & (DUAL_DSI_FLAG |
 		SPLIT_DISPLAY_FLAG | DST_SPLIT_FLAG)))
-		strcpy(oem_data.dsi_config, "split_dsi");
+		strlcpy(oem_data.dsi_config, "split_dsi", DSI_CFG_SIZE);
 	else if (slave_panel_node)
-		strcpy(oem_data.dsi_config, "dual_dsi");
+		strlcpy(oem_data.dsi_config, "dual_dsi", DSI_CFG_SIZE);
 	else
-		strcpy(oem_data.dsi_config, "single_dsi");
+		strlcpy(oem_data.dsi_config, "single_dsi", DSI_CFG_SIZE);
 
 	arg_size = DSI_CFG_STRING_LEN + strlen(oem_data.dsi_config);