Beekeepy: Add session holder class and session token handling

Bug fixed

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Issue [if exist]

Adds missing functionality of adding session token to api calls

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How it was fixed?

Added class that holds session token and derived over it Beekeeper and AsyncBeekeeper

FYI: @wkedzierski

is it ok for you or makes your implementation harder?

Requires: schemas!91 (merged)

helpy/_interfaces/settings_holder.py

@@ -24,7 +24,7 @@ class _SettingsHolderBase(ABC, Generic[SettingsT]):
     def settings(self) -> SettingsT:
         """Obtain currently used settings.
 
-        Note for SettingsHolder users:
+        Note:
             If you want to have shared settings with other instance, use `_settings`, otherwise you will pass copy.
         """
         return self.__settings if self.__is_in_modify_settings_state else self._get_copy_of_settings()