Use range for package dependency

Author: KyleMcMaster

src/CSharpFunctionalExtensions.FluentAssertions/CSharpFunctionalExtensions.FluentAssertions.csproj

@@ -15,7 +15,7 @@
 
 	<ItemGroup>
 		<PackageReference Include="CSharpFunctionalExtensions" Version="3.5.1" />
-		<PackageReference Include="FluentAssertions" Version="7.2.0" />
+		<PackageReference Include="FluentAssertions" Version="[7.2.0,8.0.0)" />
 		<PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1">
 			<PrivateAssets>all</PrivateAssets>
 			<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>