[jdk17u] RFR: 8276550: Use SHA256 hash in build.tools.depend.Depend

[Aleksey Shipilev]

On Mon, 8 Nov 2021 09:47:57 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> Clean backport to allow FIPS-enabled boot JDKs.
> 
> Additional testing:
>  - [x] Linux x86_64 fastdebug build passes

Got the push approval.

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PR: https://git.openjdk.java.net/jdk17u/pull/235