CA:FALSE prevents certificate to be used on Android

Using the instructions on this page to generate a CA cert for Kestrel doesn't work if you need to test the site on Android. To install the CA cert on Android the CA flag "basicConstraints = CA:FALSE" has to be changed to TRUE.

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#### Document Details

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* ID: 129ac9c9-bab2-7ae0-75f8-cf3b7ad16a56
* Version Independent ID: 19debb34-1672-c5bc-395b-2ec523c25b8f
* Content: [Generate Self-Signed Certificates Overview - .NET](https://learn.microsoft.com/en-us/dotnet/core/additional-tools/self-signed-certificates-guide)
* Content Source: [docs/core/additional-tools/self-signed-certificates-guide.md](https://github.com/dotnet/docs/blob/main/docs/core/additional-tools/self-signed-certificates-guide.md)
* Product: **dotnet-fundamentals**
* GitHub Login: @angee
* Microsoft Alias: **dotnetcontent**