Fix typo. (#45352)

Author: StephenCleary

docs/core/testing/microsoft-testing-platform-intro.md

@@ -8,7 +8,7 @@ ms.date: 03/17/2024
 
 # Microsoft.Testing.Platform overview
 
-Microsoft.Testing.Platform is a lightweight and portable alternative to [VSTest](https://github.com/microsoft/vstest) for running tests in all contexts, including continuous integration (CI) pipelines, CLI, Visual Studio Test Explorer, and VS Code Text Explorer. The Microsoft.Testing.Platform is embedded directly in your test projects, and there's no other app dependencies, such as `vstest.console` or `dotnet test` needed to run your tests.
+Microsoft.Testing.Platform is a lightweight and portable alternative to [VSTest](https://github.com/microsoft/vstest) for running tests in all contexts, including continuous integration (CI) pipelines, CLI, Visual Studio Test Explorer, and VS Code Test Explorer. The Microsoft.Testing.Platform is embedded directly in your test projects, and there's no other app dependencies, such as `vstest.console` or `dotnet test` needed to run your tests.
 
 `Microsoft.Testing.Platform` is open source. You can find `Microsoft.Testing.Platform` code in [microsoft/testfx](https://github.com/microsoft/testfx/tree/main/src/Platform/Microsoft.Testing.Platform) GitHub repository.