Skip CanFilterAuthor_WithoutName test to unblock main (#49124)

Author: nagilson

test/dotnet-new.IntegrationTests/DotnetNewSearchTests.cs

@@ -220,7 +220,9 @@ public void CanFilterAuthor(string testCase)
             Assert.True(AtLeastOneRowIsNotEmpty(tableOutput, "Downloads"), "'Downloads' column contains empty values");
         }
 
-        [Theory]
+#pragma warning disable xUnit1004
+        [Theory(Skip = "https://github.com/dotnet/sdk/issues/49123")]
+#pragma warning restore xUnit1004
         [InlineData("--search --columns author --author micro")]
         [InlineData("search --columns author --author micro")]
         public void CanFilterAuthor_WithoutName(string testCase)