regulator: pca9450: Remove restrictions for regulator-name

The device bindings shouldn't put any constraints on the regulator-name
property specified in the generic bindings. This allows using arbitrary
and descriptive names for the regulators.
Suggested-by: Mark Brown <broonie@kernel.org>
Fixes: 7ae9e3a6 ("dt-bindings: regulator: add pca9450 regulator yaml")
Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Link: https://lore.kernel.org/r/20220802064335.8481-1-frieder@fris.deSigned-off-by: Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml

@@ -47,12 +47,6 @@ properties:
         description:
           Properties for single LDO regulator.
 
-        properties:
-          regulator-name:
-            pattern: "^LDO[1-5]$"
-            description:
-              should be "LDO1", ..., "LDO5"
-
         unevaluatedProperties: false
 
       "^BUCK[1-6]$":
@@ -62,11 +56,6 @@ properties:
           Properties for single BUCK regulator.
 
         properties:
-          regulator-name:
-            pattern: "^BUCK[1-6]$"
-            description:
-              should be "BUCK1", ..., "BUCK6"
-
           nxp,dvs-run-voltage:
             $ref: "/schemas/types.yaml#/definitions/uint32"
             minimum: 600000