I can't change my project to GPLv3+, GPLv3 is inherited from VST 3 SDK. Below is a link of their documentation about license.
[What are the licensing options - VST 3 Developer Portal](https://steinbergmedia.github.io/vst3_dev_portal/pages/VST+3+Licensing/What+are+the+licensing+options.html#open-source-gplv3-license)
I can't change my project to GPLv3+, GPLv3 is inherited from VST 3 SDK. Below is a link of their documentation about license.
It only says "GPLv3". It does not say "GPLv3+".
https://github.com/ryukau/VSTPlugins/issues/2