[V5] openbb-core: 100% Test Coverage (#7484)

* increase test coverage to exercise 100% of the testable code path in openbb-core

* model_fields syntax cleanup

* set the environment variable for CI runs

* run codeql on v5 branch

* more CI env setup

* cleanup redundant files

* ruff

* dedupe workflow trigger

* some windows coverage missing

* ubuntu integration test job

* more windows coverage

* test_reference_generator

* test_docstring_generator

* remove line no references from test function docstrings

* clean useless comments from test files

* fix polars type check

* fix test_obbject

* fix test_obbject

.github/workflows/codeql.yml

@@ -13,11 +13,11 @@ name: "CodeQL Advanced"
 
 on:
   push:
-    branches: [ "develop", "PR-review", "gh-pages", "main" ]
+    branches: [ "develop", "PR-review", "gh-pages", "main", "v5" ]
     paths-ignore:
       - 'cookiecutter/**'
   pull_request:
-    branches: [ "develop", "PR-review", "gh-pages", "main" ]
+    branches: [ "develop", "PR-review", "gh-pages", "main", "v5" ]
     paths-ignore:
       - 'cookiecutter/**'
   schedule: