gh-140939: Fix memory leak in _PyBytes_FormatEx error path

[StanFromIreland]

It is already accounted for in the other path:

cpython/Objects/bytesobject.c

Lines 1049 to 1054 in b373d34

	if (dict&& (argidx<arglen)){
	PyErr_SetString(PyExc_TypeError,
	"not all arguments converted during bytes formatting");
	Py_XDECREF(temp);
	goto error;
	}

• Issue: memory leak in _PyBytes_FormatEx error path #140939

[vstinner]

LGTM

[miss-islington-app]

Thanks @StanFromIreland for the PR, and @kumaraditya303 for merging it 🌮🎉.. I'm working now to backport this PR to: 3.13, 3.14.
🐍🍒⛏🤖

[miss-islington-app]

Sorry, @StanFromIreland and @kumaraditya303, I could not cleanly backport this to 3.14 due to a conflict.
Please backport using cherry_picker on command line.

cherry_picker d6c89a2df2c8b7603125883494e9058a88348f66 3.14 

[miss-islington-app]

Sorry, @StanFromIreland and @kumaraditya303, I could not cleanly backport this to 3.13 due to a conflict.
Please backport using cherry_picker on command line.

cherry_picker d6c89a2df2c8b7603125883494e9058a88348f66 3.13 

[StanFromIreland]

I can backport.

[bedevere-app]

GH-141154 is a backport of this pull request to the 3.14 branch.

[bedevere-app]

GH-141155 is a backport of this pull request to the 3.13 branch.