microsoft/compiler: Don't store static-indexing handles that are dynamically emitted

These handles can be emitted in control flow, which means that the handle
might be in a block which does not dominate a block that's processed
later on, which results in incorrect DXIL if we try to reference it.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26803>
1 file changed