NOTES-WINDOWS: fix named anchor links in table of contents

Those links were probably broken by some changes to the sanitizer
of the [github/markup] module.

[github/markup]: https://github.com/github/markup/#github-markup

Reviewed-by: Hugo Landau <hlandau@openssl.org>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22725)

NOTES-WINDOWS.md

@@ -1,9 +1,9 @@
 Notes for Windows platforms
 ===========================
 
- - [Native builds using Visual C++](#native-builds-using-visual-c++)
+ - [Native builds using Visual C++](#native-builds-using-visual-c)
  - [Native builds using Embarcadero C++Builder](
-   #native-builds-using-embarcadero-c++-builder)
+   #native-builds-using-embarcadero-cbuilder)
  - [Native builds using MinGW](#native-builds-using-mingw)
  - [Linking native applications](#linking-native-applications)
  - [Hosted builds using Cygwin](#hosted-builds-using-cygwin)