io_uring: make zcrx depend on CONFIG_IO_URING

Reflect in the kconfig that zcrx requires io_uring compiled.

Fixes: 6f37787 ("io_uring/zcrx: add interface queue and refill queue")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/8047135a344e79dbd04ee36a7a69cc260aabc2ca.1743356260.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

Author: isilence

io_uring/Kconfig

@@ -5,6 +5,7 @@
 
 config IO_URING_ZCRX
 	def_bool y
+	depends on IO_URING
 	depends on PAGE_POOL
 	depends on INET
 	depends on NET_RX_BUSY_POLL