release_template: add notes for noderawfs wasm builds

Signed-off-by: Ookiineko <[email protected]>

.github/__release_template.md

@@ -14,4 +14,8 @@ For debug builds, please download from [here](../../releases/last-debug-ci) inst
 
 OS release number is minimal required version to run the binary, binaries from the previous OS release(s) should work.
 
+#### About Web builds
+
+- `noderawfs`: using NodeJS's host filesystem API (requires NodeJS to run, see the *WebAssembly*->*Emscripten* section in [README.md](README.md#emscripten) for more details), build with this tag is intended for running on desktop OS that is not yet supported by magiskboot_build
+
 [Magisk]: https://github.com/topjohnwu/Magisk/releases