bpo-1635741: Fix _struct for build bot error (GH-23402)



Automerge-Triggered-By: GH:tiran
diff --git a/Modules/_struct.c b/Modules/_struct.c
index 8dfcd88..eeccc17 100644
--- a/Modules/_struct.c
+++ b/Modules/_struct.c
@@ -728,7 +728,7 @@ np_halffloat(_structmodulestate *state, char *p, PyObject *v, const formatdef *f
 #if PY_LITTLE_ENDIAN
     return pack_halffloat(state, p, v, 1);
 #else
-    return pack_halffloat(statem p, v, 0);
+    return pack_halffloat(state, p, v, 0);
 #endif
 }