Unwrapped snippet_edit from DOMContentLoaded handler
What does this MR do?
Unwraps SnippetEdit application's handling from DOMContentLoading
handler as per #270050 (closed).
This MR also moves some imports as well so that we fetch required modules asap instead of postponing fetching the components with on-demand import.
Screenshots
No visual changes
Does this MR meet the acceptance criteria?
Conformity
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Changelog entry -
Documentation (if required) -
Code review guidelines -
Merge request performance guidelines -
Style guides -
Database guides -
Separation of EE specific content
Availability and Testing
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Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process. -
Tested in all supported browsers -
Informed Infrastructure department of a default or new setting change, if applicable per definition of done
Related to #262403 (closed)