Revert "[updatecli][githubrelease] Bump version to 1.19.8 (#2475)"

[cmacknz]

This reverts commit 732ad1f.

See #2475 (comment).

We need to wait for elastic/golang-crossbuild#282 to be resolved before merging this.

[mergify]

This pull request does not have a backport label. Could you fix it @cmacknz? 🙏
To fixup this pull request, you need to add the backport labels for the needed
branches, such as:

• backport-v./d./d./d is the label to automatically backport to the 8./d branch. /d is the digit

NOTE: backport-skip has been added to this pull request.

[elasticmachine]

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• Start Time: 2023-04-19T01:45:06.358+0000

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Total	5554

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[ycombinator]

We need to wait for elastic/golang-crossbuild#282 to be resolved before merging this.

I think this revert PR should be merged right away so main builds are passing again, no?

The PR whose changes this PR reverts - #2475 - is the one we'd want to wait on reopening and merging until elastic/golang-crossbuild#282 is resolved and merged first, yes?

[cmacknz]

I think this revert PR should be merged right away so main builds are passing again, no?

Yes I mistakenly copied the text about waiting into this PR.