feat: Add update user password endpoint (#1310)

coderd/database/queries/users.sql

@@ -59,6 +59,14 @@ WHERE
  	id = @id
 RETURNING *;
 
+-- name: UpdateUserHashedPassword :exec
+UPDATE
+	users
+SET
+	hashed_password = $2
+WHERE
+	id = $1;
+
 -- name: GetUsers :many
 SELECT
 	*
@@ -133,4 +141,4 @@ FROM
 LEFT JOIN organization_members
 	ON id = user_id
 WHERE
-    id = @user_id;
+    id = @user_id;