Don't increase refcount in run_in_context since cython does it for us

uvloop/loop.pyx

@@ -92,36 +92,26 @@ cdef inline socket_dec_io_ref(sock):
 
 
 cdef inline run_in_context(context, method):
-    # This method is internally used to workaround a reference issue that in
-    # certain circumstances, inlined context.run() will not hold a reference to
-    # the given method instance, which - if deallocated - will cause segfault.
-    # See also: edgedb/edgedb#2222
     Context_Enter(context)
-    Py_INCREF(method)
     try:
         return method()
     finally:
-        Py_DECREF(method)
         Context_Exit(context)
 
 
 cdef inline run_in_context1(context, method, arg):
     Context_Enter(context)
-    Py_INCREF(method)
     try:
         return method(arg)
     finally:
-        Py_DECREF(method)
         Context_Exit(context)
 
 
 cdef inline run_in_context2(context, method, arg1, arg2):
     Context_Enter(context)
-    Py_INCREF(method)
     try:
         return method(arg1, arg2)
     finally:
-        Py_DECREF(method)
         Context_Exit(context)