…or testing models (#541)

* preserve context from model in `rand`

* replace rand overloads in TestUtils with definitions of
rand_prior_true so we can properly test rand

* removed NamedTuple from signature of TestUtils.rand_prior_true

* updated references to previous overloads of rand to now use rand_prior_true

* test rand for DEMO_MODELS

* formatting

* fixed tests for rand for DEMO_MODELS

* fixed linkning tests

* added missing impl of rand_prior_true for demo_static_transformation

* formatting

* fixed rand_prior_true for demo_static_transformation

* bump minor version as this will be breaking

* bump patch version

* fixed old usage of rand

* Update test/varinfo.jl

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* fixed another usage of rand

---------

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

* Remove dependencies to `tonamedtuple`

* Remove `tonamedtuple`s

* Minor version bump

---------

Co-authored-by: Hong Ge <[email protected]>

…ep existing compat)

…51329' into compathelper/new_version/2023-10-27-00-09-36-947-01221212180