Update 1 NuGet dependencies

Author: github-actions[bot]

nanoFramework.Graphics.nuspec

@@ -24,7 +24,7 @@ This package requires a target with System.Math v$nativeVersion$ (checksum $chec
       <dependency id="nanoFramework.ResourceManager" version="1.1.4-preview.4" />
       <dependency id="nanoFramework.Runtime.Events" version="1.10.0-preview.4" />
       <dependency id="nanoFramework.Runtime.Native" version="1.5.3-preview.4" />
-      <dependency id="nanoFramework.System.Collections" version="1.3.0" />
+      <dependency id="nanoFramework.System.Collections" version="1.4.0-preview.7" />
     </dependencies>
   </metadata>
   <files>

nanoFramework.Graphics/nanoFramework.Graphics.nfproj

@@ -170,8 +170,8 @@
       <HintPath>..\packages\nanoFramework.Runtime.Native.1.5.3-preview.4\lib\nanoFramework.Runtime.Native.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="nanoFramework.System.Collections, Version=1.3.0.3, Culture=neutral, PublicKeyToken=c07d481e9758c731">
-      <HintPath>..\packages\nanoFramework.System.Collections.1.3.0\lib\nanoFramework.System.Collections.dll</HintPath>
+    <Reference Include="nanoFramework.System.Collections, Version=1.4.0.0, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+      <HintPath>..\packages\nanoFramework.System.Collections.1.4.0-preview.7\lib\nanoFramework.System.Collections.dll</HintPath>
       <Private>True</Private>
     </Reference>
   </ItemGroup>

nanoFramework.Graphics/packages.config

@@ -4,6 +4,6 @@
   <package id="nanoFramework.ResourceManager" version="1.1.4-preview.4" targetFramework="netnanoframework10" />
   <package id="nanoFramework.Runtime.Events" version="1.10.0-preview.4" targetFramework="netnanoframework10" />
   <package id="nanoFramework.Runtime.Native" version="1.5.3-preview.4" targetFramework="netnanoframework10" />
-  <package id="nanoFramework.System.Collections" version="1.3.0" targetFramework="netnanoframework10" />
+  <package id="nanoFramework.System.Collections" version="1.4.0-preview.7" targetFramework="netnanoframework10" />
   <package id="Nerdbank.GitVersioning" version="3.3.37" developmentDependency="true" targetFramework="netnanoframework10" />
 </packages>