Add projectstatuses method and edit statuses method docstring

jira/client.py

@@ -2915,7 +2915,7 @@ def myself(self) -> Dict[str, Any]:
     # Status
 
     def statuses(self) -> List[Status]:
-        """Get a list of status Resources from the server.
+        """Get a list of all status Resources from the server.
 
         Returns:
             List[Status]
@@ -2927,6 +2927,19 @@ def statuses(self) -> List[Status]:
         ]
         return statuses
 
+    def projectstatuses(self, projectIdOrKey: str) -> List[Status]:
+        """Get a list of statuses available within a project from the server.
+
+        Returns:
+            List[Status]
+        """
+        r_json = self._get_json("project/{projectIdOrKey}/statuses")
+        statuses = [
+            Status(self._options, self._session, raw_stat_json)
+            for raw_stat_json in r_json
+        ]
+        return statuses
+
     def status(self, id: str) -> Status:
         """Get a status Resource from the server.