[7.x] [Form lib] Memoize form hook object and fix hook array deps (#71237)

[sebelga]

Backports the following commits to 7.x:

• [Form lib] Memoize form hook object and fix hook array deps ([Form lib] Memoize form hook object and fix hook array deps #71237)

[sebelga]

@elasticmachine merge upstream

[kibanamachine]

💚 Build Succeeded

• continuous-integration/kibana-ci/pull-request
• Commit: 1dfd803

Build metrics

async chunks size

id	value	diff	baseline
indexManagement	1.4MB	+228.0B	1.4MB
securitySolution	9.3MB	-6.8KB	9.3MB
total	-	-6.6KB	-

page load bundle size

id	value	diff	baseline
esUiShared	1008.8KB	+2.5KB	1006.2KB
indexManagement	738.0KB	+298.0B	737.7KB
total	-	+2.8KB	-

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