Fix #627 [Model Editor] Panel Editor - add Parameter and add Element Definition improvements

[joao4all]

Prerequisites

• [x] I have written a descriptive pull-request title
• [x] I have verified that there are no overlapping pull-requests open
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• [x] I have provided test coverage for my change (where applicable)

Description

Closes #627 [Model Editor] Panel Editor - add Parameter and add Element Definition improvements

[joao4all]

Also, do you remove ParameterType that are already present in the ElementDefinition? It is not allowed to have duplicates

The parameter types that are present in the ElementDefinition are not displayed for adding.

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
90.0% Coverage on New Code
0.0% Duplication on New Code

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