reintroduce E203, black does not like that one

.flake8

@@ -2,6 +2,8 @@
 max-line-length = 150
 exclude = lnbits/wallets/lnd_grpc_files/, lnbits/extensions/
 ignore =
+    # E203 whitespace before ':' black does not like it
+    E203
     # E402: module level import not at top of file
     E402,
     # W503: line break before binary operator

lnbits/wallets/void.py

@@ -23,10 +23,12 @@ class VoidWallet(Wallet):
         raise Unsupported("")
 
     async def status(self) -> StatusResponse:
-        logger.warning((
+        logger.warning(
+            (
                 "This backend does nothing, it is here just as a placeholder, you must configure an "
                 "actual backend before being able to do anything useful with LNbits."
-        ))
+            )
+        )
         return StatusResponse(None, 0)
 
     async def pay_invoice(self, bolt11: str, fee_limit_msat: int) -> PaymentResponse: