Fix exception with incomplete feeder

[geofjamg]

Signed-off-by: Geoffroy Jamgotchian geoffroy.jamgotchian@gmail.com

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Does this PR already have an issue describing the problem ? If so, link to this issue using '#XXX' and skip the rest
No

What kind of change does this PR introduce? (Bug fix, feature, docs update, ...)
Bug fix

What is the current behavior? (You can also link to an open issue here)
We encounter an exception in case of degenerated and incomplete feeder with no equipment connected.

What is the new behavior (if this is a feature change)?
Exception has been fixed

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• The Breaking Change or Deprecated label has been added
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[flo-dup]

The first correction was not really appropriate, as it leads to a cell with no FeederPrimaryBlock. Thus the cell height does not correspond to what is set in layoutParameter.

[sonarcloud]

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