Reenable a test on iOS/tvOS/Browser that was disabled (#89083)

src/libraries/System.Reflection/tests/AssemblyTests.cs

@@ -145,8 +145,6 @@ public void ExportedTypes(Type type, bool expected)
         }
 
         [Fact]
-        [SkipOnPlatform(TestPlatforms.Browser, "entry assembly won't be xunit.console on browser")]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/36892", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst | TestPlatforms.Android)]
         public void GetEntryAssembly()
         {
             Assert.NotNull(Assembly.GetEntryAssembly());
@@ -158,6 +156,21 @@ public void GetEntryAssembly()
                 // The single file test runner is not 'xunit.console'.
                 correct = assembly.IndexOf("System.Reflection.Tests", StringComparison.OrdinalIgnoreCase) != -1;
             }
+            else if (PlatformDetection.IsiOS || PlatformDetection.IstvOS)
+            {
+                // The iOS/tvOS test runner is not 'xunit.console'.
+                correct = assembly.IndexOf("AppleTestRunner", StringComparison.OrdinalIgnoreCase) != -1;
+            }
+            else if (PlatformDetection.IsAndroid)
+            {
+                // The Android test runner is not 'xunit.console'.
+                correct = assembly.IndexOf("AndroidTestRunner", StringComparison.OrdinalIgnoreCase) != -1;
+            }
+            else if (PlatformDetection.IsBrowser)
+            {
+                // The browser test runner is not 'xunit.console'.
+                correct = assembly.IndexOf("WasmTestRunner", StringComparison.OrdinalIgnoreCase) != -1;
+            }
             else
             {
                 // Under Visual Studio, the runner is 'testhost', otherwise it is 'xunit.console'.
@@ -778,7 +791,7 @@ public void AssemblyLoadFromBytesNeg()
         }
 
         [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsAssemblyLoadingSupported))]
-        [ActiveIssue("https://github.com/dotnet/runtime/issues/36892", TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst)]
+        [SkipOnPlatform(TestPlatforms.iOS | TestPlatforms.tvOS | TestPlatforms.MacCatalyst, "Symbols are in a different location on iOS/tvOS/MacCatalyst")]
         public void AssemblyLoadFromBytesWithSymbols()
         {
             Assembly assembly = typeof(AssemblyTests).Assembly;