dt-bindings: display: simple: Add EDT ETMV570G2DHU

The Emerging Display Technology ETMV570G2DHU is a 5.7" VGA TFT panel.
Add it to the list of compatibles.
Signed-off-by: Yunus Bas <y.bas@phytec.de>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210709200913.2666570-1-y.bas@phytec.de

Documentation/devicetree/bindings/display/panel/panel-simple.yaml

@@ -128,6 +128,9 @@ properties:
         # Emerging Display Technology Corp. WVGA TFT Display with capacitive touch
       - edt,etm0700g0dh6
       - edt,etm0700g0edh6
+        # Emerging Display Technology Corp. 5.7" VGA TFT LCD panel with
+        # capacitive touch
+      - edt,etmv570g2dhu
         # Evervision Electronics Co. Ltd. VGG804821 5.0" WVGA TFT LCD Panel
       - evervision,vgg804821
         # Foxlink Group 5" WVGA TFT LCD panel