regulator: da9121: Remove erroneous compatible from binding

Clean away information from a test that was included accidentally
Signed-off-by: Adam Ward <Adam.Ward.opensource@diasemi.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/530a626cee6bc12ff5b4ab16319ac7a1fac6e306.1638223185.git.Adam.Ward.opensource@diasemi.comSigned-off-by: Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/regulator/dlg,da9121.yaml

@@ -25,19 +25,19 @@ description: |
   the rated current, this translates across the device range to per
   channel figures as so...
 
-                               | DA9121    DA9122     DA9220    DA9217   DA9140
+                               | DA9121    DA9122     DA9220    DA9217
                                | /DA9130   /DA9131    /DA9132
-    -----------------------------------------------------------------------------
-    Output current / channel   | 10000000   5000000   3000000   6000000  40000000
-    Output current / phase     |  5000000   5000000   3000000   3000000   9500000
-    -----------------------------------------------------------------------------
-    Min regulator-min-microvolt|   300000    300000    300000    300000    500000
-    Max regulator-max-microvolt|  1900000   1900000   1900000   1900000   1000000
-    Device hardware default    |  1000000   1000000   1000000   1000000   1000000
-    -----------------------------------------------------------------------------
-    Min regulator-min-microamp |  7000000   3500000   3500000   7000000  26000000
-    Max regulator-max-microamp | 20000000  10000000   6000000  12000000  78000000
-    Device hardware default    | 15000000   7500000   5500000  11000000  58000000
+    -------------------------------------------------------------------
+    Output current / channel   | 10000000   5000000   3000000   6000000
+    Output current / phase     |  5000000   5000000   3000000   3000000
+    -------------------------------------------------------------------
+    Min regulator-min-microvolt|   300000    300000    300000    300000
+    Max regulator-max-microvolt|  1900000   1900000   1900000   1900000
+    Device hardware default    |  1000000   1000000   1000000   1000000
+    -------------------------------------------------------------------
+    Min regulator-min-microamp |  7000000   3500000   3500000   7000000
+    Max regulator-max-microamp | 20000000  10000000   6000000  12000000
+    Device hardware default    | 15000000   7500000   5500000  11000000
 
 properties:
   $nodename:
@@ -51,7 +51,6 @@ properties:
       - dlg,da9130
       - dlg,da9131
       - dlg,da9132
-      - dlg,da9140
 
   reg:
     maxItems: 1