Revert bad test changes

Author: Youssef1313

test/Microsoft.NET.Build.Tests/GivenThatWeWantToFloatWarningLevels.cs

@@ -13,7 +13,7 @@ public GivenThatWeWantToFloatWarningLevels(ITestOutputHelper log) : base(log)
         }
 
         [InlineData(targetFrameworkNet6, "6")]
-        [InlineData(ToolsetInfo.CurrentTargetFramework, "1")]
+        [InlineData(ToolsetInfo.CurrentTargetFramework, ToolsetInfo.CurrentTargetFrameworkVersion)]
         [InlineData(targetFrameworkNetFramework472, "4")]
         [RequiresMSBuildVersionTheory("16.8")]
         public void It_defaults_WarningLevel_To_The_Current_TFM_When_Net(string tfm, string warningLevel)
@@ -59,7 +59,7 @@ static void Main()
         }
 
         [InlineData(1, "1")]
-        [InlineData(null, "1")]
+        [InlineData(null, ToolsetInfo.CurrentTargetFrameworkVersion)]
         [RequiresMSBuildVersionTheory("16.8")]
         public void It_always_accepts_user_defined_WarningLevel(int? warningLevel, string expectedWarningLevel)
         {
@@ -156,7 +156,7 @@ static void Main()
             buildResult.StdErr.Should().Be(string.Empty);
         }
 
-        [InlineData(ToolsetInfo.CurrentTargetFramework, ToolsetInfo.CurrentTargetFrameworkVersion)]
+        [InlineData(ToolsetInfo.CurrentTargetFramework, ToolsetInfo.NextTargetFrameworkVersion)]
         [RequiresMSBuildVersionTheory("16.8")]
         public void It_defaults_preview_AnalysisLevel_to_the_next_tfm(string currentTFM, string nextTFMVersionNumber)
         {

test/Microsoft.NET.Build.Tests/GivenThatWeWantToUseBinaryFormatter.cs

@@ -133,6 +133,7 @@ public void It_warns_when_targeting_certain_frameworks_and_not_using_pragma_supp
 
         [Theory]
         [InlineData("net9.0")]
+        [InlineData(ToolsetInfo.CurrentTargetFramework)]
         public void It_errors_when_targeting_certain_frameworks_and_not_using_pragma_suppressions(string targetFramework)
         {
             var testProject = new TestProject()
@@ -159,6 +160,7 @@ public void It_errors_when_targeting_certain_frameworks_and_not_using_pragma_sup
 
         [Theory]
         [InlineData("net9.0")]
+        [InlineData(ToolsetInfo.CurrentTargetFramework)]
         public void It_allows_downgrading_errors_to_warnings_via_project_config(string targetFramework)
         {
             var testProject = new TestProject()