tests: add mtest tests for generic Assert.IsNotInstanceOfType (#351)

Author: Meir017

src/FluentAssertions.Analyzers.Tests/Tips/MsTestTests.cs

@@ -276,6 +276,7 @@ public void AssertIsInstanceOfType_TestCodeFix(string oldAssertion, string newAs
         [DataTestMethod]
         [AssertionDiagnostic("Assert.IsNotInstanceOfType(actual, type{0});")]
         [AssertionDiagnostic("Assert.IsNotInstanceOfType(actual, typeof(string){0});")]
+        [AssertionDiagnostic("Assert.IsNotInstanceOfType<string>(actual{0});")]
         [Implemented]
         public void AssertIsNotInstanceOfType_TestAnalyzer(string assertion) => VerifyCSharpDiagnostic("object actual, Type type", assertion);
 
@@ -286,6 +287,9 @@ public void AssertIsInstanceOfType_TestCodeFix(string oldAssertion, string newAs
         [AssertionCodeFix(
             oldAssertion: "Assert.IsNotInstanceOfType(actual, typeof(string){0});",
             newAssertion: "actual.Should().NotBeOfType<string>({0});")]
+        [AssertionCodeFix(
+            oldAssertion: "Assert.IsNotInstanceOfType<string>(actual{0});",
+            newAssertion: "actual.Should().NotBeOfType<string>({0});")]
         [Implemented]
         public void AssertIsNotInstanceOfType_TestCodeFix(string oldAssertion, string newAssertion)
             => VerifyCSharpFix("object actual, Type type", oldAssertion, newAssertion);