[WebProfilerBundle] removed the display of some information when their value is n/a
merged branch fabpot/webprofiler-master (PR #7286)

This PR was merged into the master branch.

Commits
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6ead8a1 [WebProfilerBundle] removed the display of some information when their value is n/a

Discussion
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[WebProfilerBundle] removed the display of some information when their value is n/a

| Q             | A
| ------------- | ---
| Bug fix?      | no
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #7002
| License       | MIT
| Doc PR        | n/a