chore: fix spelling

* a
* acceleration
* addition
* altogether
* api clients
* artist
* associated
* bandwidth
* cannot
* capabilities
* case-insensitive
* case-sensitive
* configuration
* delimiter
* dependent
* diacritics
* directors
* enable
* explicitly
* filters
* finish
* have
* hierarchy
* implicit
* include
* information
* into
* its
* keepalive
* localization
* macos
* manual
* matching
* metadata
* nonexistent
* options
* overridden
* parsed
* parser
* playback
* preferring
* processes
* processing
* provider
* ratings
* retrieval
* running
* segments
* separate
* should
* station
* subdirectories
* superseded
* supported
* system
* than
* the
* throws
* transpose
* valid
* was

link: forum or chat rooms

Signed-off-by: Josh Soref <2119212+jsoref@users.noreply.github.com>

MediaBrowser.LocalMetadata/Images/LocalImageProvider.cs

@@ -320,7 +320,7 @@ namespace MediaBrowser.LocalMetadata.Images
                 {
                     AddImage(files, images, name + "-fanart", ImageType.Backdrop, imagePrefix);
 
-                    // Support without the prefix if it's in it's own folder
+                    // Support without the prefix if it's in its own folder
                     if (!isInMixedFolder)
                     {
                         AddImage(files, images, name + "-fanart", ImageType.Backdrop);