(Closes #2716) Add support for module-inlining calls to polymorphic kernels/routines

[arporter]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 97.26027% with 6 lines in your changes missing coverage. Please review.

Project coverage is 99.85%. Comparing base (dd35000) to head (ba58c82).

Files with missing lines	Patch %	Lines
src/psyclone/psyGen.py	88.88%	2 Missing ⚠️
...mmon/transformations/kernel_module_inline_trans.py	98.98%	1 Missing ⚠️
...n_move_iteration_boundaries_inside_kernel_trans.py	80.00%	1 Missing ⚠️
...main/gocean/transformations/gocean_opencl_trans.py	83.33%	1 Missing ⚠️
src/psyclone/transformations.py	98.50%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2732      +/-   ##
==========================================
- Coverage   99.86%   99.85%   -0.02%     
==========================================
  Files         354      354              
  Lines       48893    48930      +37     
==========================================
+ Hits        48829    48857      +28     
- Misses         64       73       +9     

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[arporter]

As well as addressing the coverage, I need to extend the LFRic integration tests to use this new functionality.