[7.x] [Dev Tools] Call .destroy on ace when react component unmounts (#78132)

[jloleysens]

Backports the following commits to 7.x:

• call .destroy on ace when react component unmounts ([Dev Tools] Call .destroy on ace when react component unmounts #78132)

[kibanamachine]

💚 Build Succeeded

• continuous-integration/kibana-ci/pull-request
• Commit: a38b626

Build metrics

async chunks size

id	value	diff	baseline
console	1.1MB	+147.0B	1.1MB
searchprofiler	714.9KB	+86.0B	714.8KB
total		+233.0B

To update your PR or re-run it, just comment with:
@elasticmachine merge upstream