* feat(connector): add BigTable
* bigtable work
1. docstrings
2. tests
3. created a Row BaseModel
4. implemented a ClassConverter
* docs moved to separate PR
* format files
* minor cosmetic
- removed TODO
- changed headers' year to 2024 for new files
- fixed typos
* format
* formatting and comments
1. added missing docstrings.
2. abstracted the _find_instance method.
3. aliased the IDs used in the BigTable connection
* added comment regarding private key
* added comments regarding column families
* enclose get_schema_name_list in `try/except/else`
* format
* streamlined get_schema_name_list to include all logic in the try block
* linting: fix python linting
* fix: get column types from parquet schema for parquet files
* style: python linting
* fix: remove displayType check in test as variation depending on OS
