FileConventions: add failing test

Add tests for async project, Async.RunSynchronously only
allowed in console applications.

src/FileConventions.Test/DummyFiles/DummyProjectAsync.Console/DummyProjectAsync.Console.fsproj

@@ -0,0 +1,12 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net7.0</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Compile Include="Program.fs" />
+  </ItemGroup>
+
+</Project>

src/FileConventions.Test/DummyFiles/DummyProjectAsync.Console/Program.fs

@@ -0,0 +1,4 @@
+async {
+    do! Async.Sleep(5000)
+} |> Async.RunSynchronously
+printf "Hello World"

src/FileConventions.Test/DummyFiles/DummyProjectAsync/DummyProjectAsync.fsproj

@@ -0,0 +1,12 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net7.0</TargetFramework>
+    <GenerateDocumentationFile>true</GenerateDocumentationFile>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Compile Include="Library.fs" />
+  </ItemGroup>
+
+</Project>

src/FileConventions.Test/DummyFiles/DummyProjectAsync/Library.fs

@@ -0,0 +1,9 @@
+namespace DummyProjectAsync
+
+module Say =
+
+    let delayedHello name =
+        async {
+            do! Async.Sleep(5000)
+        } |> Async.RunSynchronously
+        "Delayed Hello"

src/FileConventions.Test/FileConventions.Test.fs

@@ -803,3 +803,31 @@ let ConsoleAppConvention4() =
         )
 
     Assert.That(NotFollowingConsoleAppConvention fileInfo, Is.EqualTo false)
+
+
+[<Test>]
+let ConsoleAppConvention5() =
+    let fileInfo =
+        FileInfo(
+            Path.Combine(
+                dummyFilesDirectory.FullName,
+                "DummyProjectAsync",
+                "DummyProjectAsync.fsproj"
+            )
+        )
+
+    Assert.That(NotFollowingConsoleAppConvention fileInfo, Is.EqualTo true)
+
+
+[<Test>]
+let ConsoleAppConvention6() =
+    let fileInfo =
+        FileInfo(
+            Path.Combine(
+                dummyFilesDirectory.FullName,
+                "DummyProjectAsync.Console",
+                "DummyProjectAsync.Console.fsproj"
+            )
+        )
+
+    Assert.That(NotFollowingConsoleAppConvention fileInfo, Is.EqualTo false)