Update FluentValidation package to v12.1.1

Update target frameworks to just .NET 8

Author: anton-martyniuk

src/Modern.FluentValidation.Extensions.UnitTests/Modern.FluentValidation.Extensions.UnitTests.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
+        <TargetFramework>net10.0</TargetFramework>
         <ImplicitUsings>enable</ImplicitUsings>
         <Nullable>enable</Nullable>
 
@@ -10,14 +10,14 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="FluentAssertions" Version="6.12.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0"/>
-        <PackageReference Include="xunit" Version="2.4.2"/>
-        <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
+        <PackageReference Include="FluentAssertions" Version="[7.2.0]" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
+        <PackageReference Include="xunit" Version="2.9.3" />
+        <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>
-        <PackageReference Include="coverlet.collector" Version="3.2.0">
+        <PackageReference Include="coverlet.collector" Version="6.0.4">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
             <PrivateAssets>all</PrivateAssets>
         </PackageReference>

src/Modern.FluentValidation.Extensions/Modern.FluentValidation.Extensions.csproj

@@ -1,15 +1,15 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
-        <TargetFrameworks>netstandard2.0;netstandard2.1;net5.0;net6.0;net7.0;net8.0</TargetFrameworks>
+        <TargetFramework>net8.0</TargetFramework>
         <LangVersion>Latest</LangVersion>
         <Nullable>enable</Nullable>
         <GenerateDocumentationFile>true</GenerateDocumentationFile>
         <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
 
-        <Version>1.1.2</Version>
+        <Version>12.1.1</Version>
         <Authors>Anton Martyniuk</Authors>
-        <Copyright>Copyright (c) Anton Martyniuk 2024</Copyright>
+        <Copyright>Copyright (c) Anton Martyniuk 2026</Copyright>
         <Title>A big set of custom validators for popular FluentValidation library for a daily usage</Title>
         <Description>A big set of custom validators for a FluentValidation library for .NET that uses a fluent interface to construct strongly-typed validation rules.</Description>
         <PackageTags>validation, validators, fluentvalidation, extensions</PackageTags>
@@ -23,8 +23,8 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="FluentValidation" Version="11.9.2" />
-        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
+        <PackageReference Include="FluentValidation" Version="12.1.1" />
+        <PackageReference Include="Microsoft.SourceLink.GitHub" Version="10.0.102" PrivateAssets="All" />
     </ItemGroup>
 
     <ItemGroup>