adds update pattern to user

.coveragerc

@@ -1,2 +1,10 @@
+# This file contains the configuration settings for the coverage report generated.
+
 [report]
-    fail_under = 80
+# exclude '...' (ellipsis literal). This option uses regex, so an escaped literal is required.
+# exclude 'raise NotImplementedError()'.
+exclude_also =
+    \.\.\.
+    raise NotImplementedError()
+
+fail_under = 80

src/posit/connect/users.py

@@ -1,5 +1,5 @@
 from __future__ import annotations
-from typing import List
+from typing import List, overload
 
 
 import requests
@@ -91,9 +91,56 @@ def unlock(self):
         self.session.post(url, json=body)
         super().update(locked=False)
 
-    def _update(self, body):
-        if len(body) == 0:
-            return
+    @overload
+    def update(
+        self,
+        email: str = ...,
+        username: str = ...,
+        first_name: str = ...,
+        last_name: str = ...,
+        user_role: str = ...,
+    ) -> None:
+        """
+        Update the user.
+
+        Args:
+            email (str): The email address for the user.
+            username (str): The username for the user.
+            first_name (str): The first name for the user.
+            last_name (str): The last name for the user.
+            user_role (str): The role for the user.
+
+        Returns:
+            None
+        """
+        ...
+
+    @overload
+    def update(self, *args, **kwargs) -> None:
+        """
+        Update the user.
+
+        Args:
+            *args
+            **kwargs
+
+        Returns:
+            None
+        """
+        ...
+
+    def update(self, *args, **kwargs) -> None:
+        """
+        Update the user.
+
+        Args:
+            *args
+            **kwargs
+
+        Returns:
+            None
+        """
+        body = dict(*args, **kwargs)
         url = urls.append_path(self.config.url, f"v1/users/{self.guid}")
         response = self.session.put(url, json=body)
         super().update(**response.json())