dt-bindings: display: simple: add CDTech S070PWS19HP-FC21 and S070SWV29HG-DC44

Add the CDTech Electronics displays S070PWS19HP-FC21 (7.0" WSVGA) and
S070SWV29HG-DC44 (7.0" WVGA) to the panel-simple compatible list.
Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200612072219.13669-2-matthias.schiffer@ew.tq-group.com

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

@@ -81,6 +81,10 @@ properties:
       - boe,nv140fhmn49
         # CDTech(H.K.) Electronics Limited 4.3" 480x272 color TFT-LCD panel
       - cdtech,s043wq26h-ct7
+        # CDTech(H.K.) Electronics Limited 7" WSVGA (1024x600) TFT LCD Panel
+      - cdtech,s070pws19hp-fc21
+        # CDTech(H.K.) Electronics Limited 7" WVGA (800x480) TFT LCD Panel
+      - cdtech,s070swv29hg-dc44
         # CDTech(H.K.) Electronics Limited 7" 800x480 color TFT-LCD panel
       - cdtech,s070wv95-ct16
         # Chunghwa Picture Tubes Ltd. 7" WXGA TFT LCD panel