fix: ParameterViewStackService passing null on construction

[RLittlesII]

What kind of change does this PR introduce?

fixes: #306

What is the current behavior?

The base implementation is passing null expecting the value to come from registration.

What is the new behavior?

The constructor provides a new instance.

What might this PR break?

Please check if the PR fulfills these requirements

• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

Other information:

[codecov]

Codecov Report

Merging #309 (2fd2b9a) into main (88b7f0e) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main     #309   +/-   ##
=======================================
  Coverage   66.25%   66.25%           
=======================================
  Files          31       31           
  Lines         809      809           
=======================================
  Hits          536      536           
  Misses        273      273           

Impacted Files	Coverage Δ
...rc/Sextant/Navigation/ParameterViewStackService.cs	100.00% <100.00%> (ø)
src/Sextant/Navigation/ViewStackService.cs	100.00% <100.00%> (ø)
src/Sextant/Navigation/ViewStackServiceBase.cs	93.10% <100.00%> (ø)

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