Handle boolean realtionship between hermes and pd

[PrenSJ2]

Close #260

Technical Description

from Company to Organisation in get_custom_field_val; added logic to convert the boolean to a string

from Organisation to Company in company_dict in the cf_data_from_hermes we check if cf type is a bool and convert the string to a bool

updated get_custom_fieldinfo so that the annotation of the TYPE_BOOL custom fields is optional bool or str

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 76.92308% with 3 lines in your changes missing coverage. Please review.

Project coverage is 90.07%. Comparing base (63afdab) to head (950b85b).

Files with missing lines	Patch %	Lines
app/pipedrive/_schema.py	71.42%	1 Missing and 1 partial :warning:
app/base_schema.py	83.33%	0 Missing and 1 partial :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #286 +/- ## ========================================== - Coverage 90.07% 90.07% -0.01% ========================================== Files 29 29 Lines 1884 1894 +10 Branches 296 300 +4 ========================================== + Hits 1697 1706 +9 Misses 135 135 - Partials 52 53 +1 ```

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[PrenSJ2]

• [ ] needs one more test to cover the .to_lower