Upgrade to .net 7 and update libs

(required to parse .net7 projects)

Author: jods4

Src/CodeModel/Solution.cs

@@ -41,7 +41,7 @@ public async Task LoadProjects(string glob)
     matcher.AddIncludePatterns(glob.Split(','));
 
     projects = solution.Projects
-      .Where(p => matcher.Match(Path.GetDirectoryName(slnFile), p.FilePath).HasMatches)
+      .Where(p => matcher.Match(Path.GetDirectoryName(slnFile)!, p.FilePath!).HasMatches)
       .Select(p => new Project(p.Id))
       .ToList();
   }

Src/RecastCSharp.csproj

@@ -1,9 +1,9 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net60</TargetFramework>
-    <Version>1.0.4</Version>
+    <TargetFramework>net70</TargetFramework>
+    <Version>2.0.0</Version>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <Nullable>enable</Nullable>
     <WarningsAsErrors>nullable</WarningsAsErrors>
@@ -19,10 +19,10 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.Build.Locator" Version="1.4.1" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.2.0" />
-    <PackageReference Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="4.2.0" />
-    <PackageReference Include="Microsoft.Extensions.FileSystemGlobbing" Version="6.0.0" />
+    <PackageReference Include="Microsoft.Build.Locator" Version="1.5.5" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.4.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="4.4.0" />
+    <PackageReference Include="Microsoft.Extensions.FileSystemGlobbing" Version="7.0.0" />
     <PackageReference Include="Polly" Version="7.2.3" />
     <PackageReference Include="Scriban" Version="5.5.0" />
     <PackageReference Include="System.CommandLine" Version="2.0.0-beta4.22272.1" />