Bump plexapi from 4.15.0 to 4.15.4 (#2175)

* Bump plexapi from 4.15.0 to 4.15.4

Bumps [plexapi](https://github.com/pkkid/python-plexapi) from 4.15.0 to 4.15.4.
- [Release notes](https://github.com/pkkid/python-plexapi/releases)
- [Commits](https://github.com/pkkid/python-plexapi/compare/4.15.0...4.15.4)

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

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

* Update plexapi==4.15.4

---------

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/photo.py

@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 import os
+from pathlib import Path
 from urllib.parse import quote_plus
 
 from plexapi import media, utils, video
@@ -139,6 +140,12 @@ class Photoalbum(
         """ Get the Plex Web URL with the correct parameters. """
         return self._server._buildWebURL(base=base, endpoint='details', key=self.key, legacy=1)
 
+    @property
+    def metadataDirectory(self):
+        """ Returns the Plex Media Server data directory where the metadata is stored. """
+        guid_hash = utils.sha1hash(self.guid)
+        return str(Path('Metadata') / 'Photos' / guid_hash[0] / f'{guid_hash[1:]}.bundle')
+
 
 @utils.registerPlexObject
 class Photo(
@@ -249,7 +256,7 @@ class Photo(
                 List<str> of file paths where the photo is found on disk.
         """
         return [part.file for item in self.media for part in item.parts if part]
-        
+
     def sync(self, resolution, client=None, clientId=None, limit=None, title=None):
         """ Add current photo as sync item for specified device.
             See :func:`~plexapi.myplex.MyPlexAccount.sync` for possible exceptions.
@@ -290,6 +297,12 @@ class Photo(
         """ Get the Plex Web URL with the correct parameters. """
         return self._server._buildWebURL(base=base, endpoint='details', key=self.parentKey, legacy=1)
 
+    @property
+    def metadataDirectory(self):
+        """ Returns the Plex Media Server data directory where the metadata is stored. """
+        guid_hash = utils.sha1hash(self.parentGuid)
+        return str(Path('Metadata') / 'Photos' / guid_hash[0] / f'{guid_hash[1:]}.bundle')
+
 
 @utils.registerPlexObject
 class PhotoSession(PlexSession, Photo):