[Differential] [Updated] D3636: [kconfig_compiler] Improve documentation about Inherits

[dfaure (David Faure)]

dfaure added a reviewer: mdawson.

REPOSITORY
  R237 KConfig

REVISION DETAIL
  https://phabricator.kde.org/D3636

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To: graesslin, #frameworks, dfaure, mdawson
Cc: nalvarez