avoid tables to have apparently long blank line breaks and be too far appart for long nested array params
bug #9720 [FrameworkBundle] avoid tables to have apparently long blank line breaks and be too far appart for long nested array params (cordoval)

This PR was submitted for the 2.4-dev branch but it was merged into the 2.4 branch instead (closes #9720).

Discussion
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[FrameworkBundle] avoid tables to have apparently long blank line breaks and be too far appart for long nested array params

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | no
| License       | MIT
| Doc PR        | na

This PR fixes the uncomfortable long parameter array dumps on the tables, if one needs to see the details of a parameter they can do so by inspecting the specific parameter rather than having all the info in the table and render it out of whack.

Commits
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a588ece avoid tables to have apparently long blank line breaks and be too far appart for long nested array params