Merge pull request #224 from cake-contrib/renovate/cake.frosting-3.x

(maint) Update dependency Cake.Frosting to v3

Author: nils-a

demo/frosting/build/Build.csproj

@@ -8,7 +8,7 @@
     <Reference Include="Cake.7zip, Version=1.1.0.0, Culture=neutral, PublicKeyToken=null">
       <HintPath>..\..\..\src\Cake.7zip\bin\Release\net6.0\Cake.7zip.dll</HintPath>
     </Reference>
-    <PackageReference Include="Cake.Frosting" Version="2.3.0" />
+    <PackageReference Include="Cake.Frosting" Version="3.0.0" />
   </ItemGroup>
   <ItemGroup>
     <Compile Remove="output\**" />