[build] Simplified and merged the binary builds (#2042)

* Simplified musl builds
Added uploading of artifacts for musl

Signed-off-by: Roland Asmann <roland.asmann@gmail.com>

* Simplified sae builds and merged musl builds into a single matrix

Signed-off-by: Roland Asmann <roland.asmann@gmail.com>

* Musl amd64 didn't work on the node-image -- reverted to alpine and installing node.

Signed-off-by: Roland Asmann <roland.asmann@gmail.com>

* Fail on missing generated file. This is checked here, because none of the
previous actions throw an error..

Signed-off-by: Roland Asmann <roland.asmann@gmail.com>

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Signed-off-by: Roland Asmann <roland.asmann@gmail.com>

Author: malice00