Fix markdown format
RELNOTES: None
@@ -249,10 +249,13 @@ To enable the Clang toolchain for building C++, there are several situations.
```
Then you can enable the Clang toolchain by either of the following two ways:
* Specify the following build flags:
+
```
--extra_toolchains=@local_config_cc//:cc-toolchain-x64_windows-clang-cl --extra_execution_platforms=//:x64_windows-clang-cl
```
+
* Register the platform and toolchain in your WORKSPACE file:
+
```
register_execution_platforms(
":x64_windows-clang-cl"
