RFR: Remove the remaining mentions of AOT

[Alan Bateman]

On Fri, 8 Oct 2021 14:17:32 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> I am looking at [current Loom webrev against mainline](https://builds.shipilev.net/patch-openjdk-loom-fibers/), and notice there are left-overs after [JDK-8264805](https://bugs.openjdk.java.net/browse/JDK-8264805) removed AOT in mainline. This is probably the result of the merge that kept stale Loom-repo files whereas they were removed upstream.
> 
> Additional testing:
>  - [x] Linux x86_64 fastdebug `tier1_loom` still passes.

I noticed these two sources recently too and was wondering why they were still in the repo.

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Marked as reviewed by alanb (Committer).

PR: https://git.openjdk.java.net/loom/pull/73