Moving get_bindings_registry to static list

[gavin-aguiar]

Description

Fixes #1179

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PR information

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• New Unit tests were added for the changes made and CI is passing.

Quality of Code and Contribution Guidelines

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[codecov]

Codecov Report

Merging #1197 (c67afce) into dev (c403eab) will decrease coverage by 52.42%.
The diff coverage is 42.85%.

❗ Current head c67afce differs from pull request most recent head 774ecea. Consider uploading reports for the commit 774ecea to get more accurate results

@@             Coverage Diff             @@
##              dev    #1197       +/-   ##
===========================================
- Coverage   84.42%   32.00%   -52.42%     
===========================================
  Files          34       34               
  Lines        1900     1903        +3     
  Branches      366      366               
===========================================
- Hits         1604      609      -995     
- Misses        229     1293     +1064     
+ Partials       67        1       -66     

Flag	Coverage Δ
unittests	32.00% <42.85%> (-52.37%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
azure_functions_worker/dispatcher.py	19.44% <0.00%> (-69.65%)	⬇️
azure_functions_worker/bindings/meta.py	26.19% <50.00%> (-58.15%)	⬇️
azure_functions_worker/bindings/__init__.py	100.00% <100.00%> (ø)

... and 22 files with indirect coverage changes

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