Bump ThisAssembly from 1.3.0 to 1.3.1

Bumps [ThisAssembly](https://github.com/devlooped/ThisAssembly) from 1.3.0 to 1.3.1.
- [Release notes](https://github.com/devlooped/ThisAssembly/releases)
- [Changelog](https://github.com/devlooped/ThisAssembly/blob/main/changelog.md)
- [Commits](devlooped/ThisAssembly@v1.3.0...v1.3.1)

---
updated-dependencies:
- dependency-name: ThisAssembly
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

src/FluentCommand.Generators/FluentCommand.Generators.csproj

@@ -17,7 +17,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.3.1" PrivateAssets="all" />
-    <PackageReference Include="ThisAssembly" Version="1.3.0" PrivateAssets="all" />
+    <PackageReference Include="ThisAssembly" Version="1.3.1" PrivateAssets="all" />
   </ItemGroup>
 
 </Project>