refactor: Use TargetFrameworks for UnoPlatform compatibility

Author: jeromelaban

Microsoft.Toolkit.Uwp.Connectivity/Microsoft.Toolkit.Uwp.Connectivity.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFramework>uap10.0.17763</TargetFramework>
+    <TargetFrameworks>uap10.0.17763</TargetFrameworks>
     <Title>Windows Community Toolkit Devices</Title>
     <Description>This library enables easier consumption of connectivity Devices/Peripherals and handle its connection to Windows devices. It contains BluetoothLE and Network connectivity helpers.</Description>
     <PackageTags>UWP Toolkit Windows Devices Bluetooth BluetoothLE BLE Networking</PackageTags>

Microsoft.Toolkit.Uwp.DeveloperTools/Microsoft.Toolkit.Uwp.DeveloperTools.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFramework>uap10.0.17763</TargetFramework>
+    <TargetFrameworks>uap10.0.17763</TargetFrameworks>
     <Title>Windows Community Toolkit Developer Tools</Title>
     <Description>This library provides XAML user controls and services to help developers build their app. It is part of the Windows Community Toolkit.
 

Microsoft.Toolkit.Uwp.UI.Animations/Microsoft.Toolkit.Uwp.UI.Animations.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFramework>uap10.0.17763</TargetFramework>
+    <TargetFrameworks>uap10.0.17763</TargetFrameworks>
     <Title>Windows Community Toolkit Animations</Title>
     <Description>
       This library provides helpers and extensions on top of Windows Composition and XAML storyboards. It is part of the Windows Community Toolkit.

Microsoft.Toolkit.Uwp.UI.Controls.DataGrid/Microsoft.Toolkit.Uwp.UI.Controls.DataGrid.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="MSBuild.Sdk.Extras">
   <PropertyGroup>
-    <TargetFramework>uap10.0.17763</TargetFramework>
+    <TargetFrameworks>uap10.0.17763</TargetFrameworks>
     <Title>Windows Community Toolkit Controls DataGrid</Title>
     <Description>
       This library provides a XAML DataGrid control. It is part of the Windows Community Toolkit.

Microsoft.Toolkit.Uwp.UI.Controls.Layout/Microsoft.Toolkit.Uwp.UI.Controls.Layout.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFramework>uap10.0.17763</TargetFramework>
+    <TargetFrameworks>uap10.0.17763</TargetFrameworks>
     <TargetPlatformVersion Condition="'$(TargetPlatformVersion)' == '' ">10.0.19041.0</TargetPlatformVersion>
     <Title>Windows Community Toolkit Layout</Title>
     <Description>

Microsoft.Toolkit.Uwp.UI.Controls.Markdown/Microsoft.Toolkit.Uwp.UI.Controls.Markdown.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="MSBuild.Sdk.Extras">
   <PropertyGroup>
-    <TargetFramework>uap10.0.17763</TargetFramework>
+    <TargetFrameworks>uap10.0.17763</TargetFrameworks>
     <Title>Windows Community Toolkit Controls Markdown</Title>
     <Description>
       This library provides a XAML MarkdownTextBlock control, an efficient and extensible control that can parse and render markdown. It is part of the Windows Community Toolkit.

Microsoft.Toolkit.Uwp.UI.Controls/Microsoft.Toolkit.Uwp.UI.Controls.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFramework>uap10.0.17763</TargetFramework>
+    <TargetFrameworks>uap10.0.17763</TargetFrameworks>
     <Title>Windows Community Toolkit Controls</Title>
     <Description>
       This library provides XAML templated controls. It is part of the Windows Community Toolkit.

Microsoft.Toolkit.Uwp.UI/Microsoft.Toolkit.Uwp.UI.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFramework>uap10.0.17763</TargetFramework>
+    <TargetFrameworks>uap10.0.17763</TargetFrameworks>
     <LangVersion>8.0</LangVersion>
     <Title>Windows Community Toolkit UI</Title>
     <Description>

Microsoft.Toolkit.Uwp/Microsoft.Toolkit.Uwp.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="MSBuild.Sdk.Extras">
 
   <PropertyGroup>
-    <TargetFramework>uap10.0.17763</TargetFramework>
+    <TargetFrameworks>uap10.0.17763</TargetFrameworks>
     <Title>Windows Community Toolkit</Title>
     <Description>This package includes code only helpers such as Colors conversion tool, Storage file handling, a Stream helper class, etc.</Description>
     <PackageTags>UWP Toolkit Windows</PackageTags>