Update 1 NuGet dependencies

***NO_CI***

Author: nfbot

devices/Ft6xx6x/samples/Ft6xx6x.Samples.nfproj

@@ -101,8 +101,8 @@
     <Reference Include="System.Diagnostics.Stopwatch, Version=1.2.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.System.Diagnostics.Stopwatch.1.2.862\lib\System.Diagnostics.Stopwatch.dll</HintPath>
     </Reference>
-    <Reference Include="System.IO.FileSystem, Version=1.1.85.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.IO.FileSystem.1.1.85\lib\System.IO.FileSystem.dll</HintPath>
+    <Reference Include="System.IO.FileSystem, Version=1.1.87.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.IO.FileSystem.1.1.87\lib\System.IO.FileSystem.dll</HintPath>
     </Reference>
     <Reference Include="System.IO.Ports, Version=1.1.132.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.System.IO.Ports.1.1.132\lib\System.IO.Ports.dll</HintPath>

devices/Ft6xx6x/samples/packages.config

@@ -25,7 +25,7 @@
   <package id="nanoFramework.System.Device.Pwm" version="1.1.23" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Device.Spi" version="1.3.82" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Diagnostics.Stopwatch" version="1.2.862" targetFramework="netnano1.0" />
-  <package id="nanoFramework.System.IO.FileSystem" version="1.1.85" targetFramework="netnano1.0" />
+  <package id="nanoFramework.System.IO.FileSystem" version="1.1.87" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Ports" version="1.1.132" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.IO.Streams" version="1.1.96" targetFramework="netnano1.0" />
   <package id="nanoFramework.System.Math" version="1.5.116" targetFramework="netnano1.0" />

devices/Ft6xx6x/samples/packages.lock.json

@@ -154,9 +154,9 @@
       },
       "nanoFramework.System.IO.FileSystem": {
         "type": "Direct",
-        "requested": "[1.1.85, 1.1.85]",
-        "resolved": "1.1.85",
-        "contentHash": "7UAJHKiUT0pSWm+4Zf6H/Yo+EKBj01nF3T5Qkqb8AXYFmkfz4BFUauIWEWncCr6fsgclIU4EJ5HSDxuisCvN7g=="
+        "requested": "[1.1.87, 1.1.87]",
+        "resolved": "1.1.87",
+        "contentHash": "Et2CmX2P9qtOUrMfQy9ijKZ31J/87aEb+iDGziD3Sys6KZRJKkFH3DHuYMLwzrWwZxiZ2McuN1ul0UzI02QKSg=="
       },
       "nanoFramework.System.IO.Ports": {
         "type": "Direct",