docs: fix simple typo, iinstance -> isinstance (#774)

There is a small typo in jwt/algorithms.py.

Should read `isinstance` rather than `iinstance`.

1 files changed, 1 insertions, 1 deletions

diff --git a/jwt/algorithms.py b/jwt/algorithms.py
index 4c178a3..93fadf4 100644
--- a/jwt/algorithms.py
+++ b/jwt/algorithms.py
@@ -609,7 +609,7 @@ if has_crypto:
             Sign a message ``msg`` using the EdDSA private key ``key``
             :param str|bytes msg: Message to sign
             :param Ed25519PrivateKey}Ed448PrivateKey key: A :class:`.Ed25519PrivateKey`
-                or :class:`.Ed448PrivateKey` iinstance
+                or :class:`.Ed448PrivateKey` isinstance
             :return bytes signature: The signature, as bytes
             """
             msg = bytes(msg, "utf-8") if type(msg) is not bytes else msg