fix setup_rivers for local model

Issue addressed

Fixes #175

Explanation

Adjusting the maxdist parameter for setup_rivers resolved the first two lines of warnings. The other warning is not a problem so it is converted from warning to info.

Checklist

[x] Updated tests or added new tests
[x] Branch is up to date with main
[x] Tests & pre-commit hooks pass
[x] Updated documentation if needed
[x] Updated changelog.rst if needed >> not needed, only focusses on the example model for tests

Follow-up issue: https://github.com/Deltares/hydromt_delft3dfm/issues/138

Deltares / hydromt_delft3dfm

fix setup_rivers for local model #194

Issue addressed

Explanation

Checklist

Quality Gate passed