Bump plexapi from 4.13.4 to 4.15.0 (#2132)

* Bump plexapi from 4.13.4 to 4.15.0

Bumps [plexapi](https://github.com/pkkid/python-plexapi) from 4.13.4 to 4.15.0.
- [Release notes](https://github.com/pkkid/python-plexapi/releases)
- [Commits](https://github.com/pkkid/python-plexapi/compare/4.13.4...4.15.0)

---
updated-dependencies:
- dependency-name: plexapi
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* Update plexapi==4.15.0

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: JonnyWong16 <9099342+JonnyWong16@users.noreply.github.com>

[skip ci]

lib/plexapi/config.py

@@ -3,6 +3,8 @@ import os
 from collections import defaultdict
 from configparser import ConfigParser
 
+from plexapi import utils
+
 
 class PlexConfig(ConfigParser):
     """ PlexAPI configuration object. Settings are stored in an INI file within the
@@ -35,7 +37,7 @@ class PlexConfig(ConfigParser):
                 # Second: check the config file has attr
                 section, name = key.lower().split('.')
                 value = self.data.get(section, {}).get(name, default)
-            return cast(value) if cast else value
+            return utils.cast(cast, value) if cast else value
         except:  # noqa: E722
             return default