ARM: dts: imx: Remove unexistant property

Property 'anatop-enable-bit' does not exist, so just remove it.
Signed-off-by: NFabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>

arch/arm/boot/dts/imx6ul.dtsi

@@ -534,7 +534,6 @@
 					anatop-min-bit-val = <0>;
 					anatop-min-voltage = <2625000>;
 					anatop-max-voltage = <3400000>;
-					anatop-enable-bit = <0>;
 				};
 
 				reg_arm: regulator-vddcore {

arch/arm/boot/dts/imx7s.dtsi

@@ -509,7 +509,6 @@
 					anatop-min-bit-val = <8>;
 					anatop-min-voltage = <800000>;
 					anatop-max-voltage = <1200000>;
-					anatop-enable-bit = <31>;
 				};
 			};