Remove dependency from Windows.Devices.Gpio (#73)

***NO_CI***

Author: josesimoes

source/nanoFramework.Hardware.Esp32.DELIVERABLES.nuspec

@@ -20,7 +20,6 @@
     <dependencies>
       <dependency id="nanoFramework.CoreLibrary" version="1.2.6-preview.16" />
       <dependency id="nanoFramework.Runtime.Events" version="1.0.8-preview.20" />
-      <dependency id="nanoFramework.Windows.Devices.Gpio" version="[1.1.1-preview.15]" />
     </dependencies>
   </metadata>
   <files>

source/nanoFramework.Hardware.Esp32.nuspec

@@ -22,7 +22,6 @@ This package requires a target with nanoFramework.Hardware.Esp32 v$nativeVersion
     <dependencies>
       <dependency id="nanoFramework.CoreLibrary" version="1.2.6-preview.16" />
       <dependency id="nanoFramework.Runtime.Events" version="1.0.8-preview.20" />
-      <dependency id="nanoFramework.Windows.Devices.Gpio" version="1.1.1-preview.15" />
     </dependencies>
   </metadata>
   <files>