Summary:
Update setup of sourcing `asdf-vm` in `find-node-for-xcode.sh` in case of user has custom defined of `$ASDF_DIR`
by default `$ASDF_DIR` point to `$HOME/.asdf`, but if user has custom directory (like XDG convention) this script wont work without this change.
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[GENERAL] [CHANGED] - Find node binary when using asdf as the node version manager with custom `$ASDF_DIR`
Pull Request resolved: https://github.com/facebook/react-native/pull/36043
Test Plan: use a defualt/custom `$ASDF_DIR` while using `asdf-vm` as node version manager then make iOS build.
Reviewed By: cortinico
Differential Revision: D42990407
Pulled By: cipolleschi
fbshipit-source-id: 1fe3fdc786bddf741ff422e7bec55a6c9cc8ed83
Raouf
f6a4e4f20f