Revert "fix: initializing KeycloakAdmin without server_url"

This reverts commit 09cf503415.

src/keycloak/keycloak_admin.py

@@ -88,7 +88,7 @@ class KeycloakAdmin:
 
     def __init__(
         self,
-            server_url=None,
+        server_url,
         username=None,
         password=None,
         token=None,

tests/test_keycloak_admin.py

@@ -19,8 +19,6 @@ from keycloak.exceptions import (
     KeycloakPutError,
 )
 
-from src.keycloak import KeycloakOpenIDConnection
-
 
 def test_keycloak_version():
     """Test version."""
@@ -113,17 +111,6 @@ def test_keycloak_admin_init(env):
         is None
     )
 
-    keycloak_connection = KeycloakOpenIDConnection(
-        server_url=f"http://{env.KEYCLOAK_HOST}:{env.KEYCLOAK_PORT}",
-        username=env.KEYCLOAK_ADMIN,
-        password=env.KEYCLOAK_ADMIN_PASSWORD,
-        realm_name="master",
-        client_id="admin-cli",
-        verify=True
-    )
-    keycloak_admin = KeycloakAdmin(connection=keycloak_connection)
-    assert keycloak_admin.token
-
 
 def test_realms(admin: KeycloakAdmin):
     """Test realms.