Fix datetime returning UTC (#1262)

* Replace datetime.utcfromtimestamp

* Update plexapi/utils.py

Co-authored-by: JonnyWong16 <9099342+JonnyWong16@users.noreply.github.com>

* Default using `fromtimestamp` and fallback to using `timedelta` from 0

---------

Co-authored-by: JonnyWong16 <9099342+JonnyWong16@users.noreply.github.com>

Author: cdce8p

plexapi/utils.py

@@ -323,13 +323,18 @@ def toDatetime(value, format=None):
                 return None
         else:
             try:
-                return datetime.utcfromtimestamp(0) + timedelta(seconds=int(value))
+                value = int(value)
             except ValueError:
                 log.info('Failed to parse "%s" to datetime as timestamp, defaulting to None', value)
                 return None
-            except OverflowError:
-                log.info('Failed to parse "%s" to datetime as timestamp (out-of-bounds), defaulting to None', value)
-                return None
+            try:
+                return datetime.fromtimestamp(value)
+            except (OSError, OverflowError):
+                try:
+                    return datetime.fromtimestamp(0) + timedelta(seconds=value)
+                except OverflowError:
+                    log.info('Failed to parse "%s" to datetime as timestamp (out-of-bounds), defaulting to None', value)
+                    return None
     return value