[openwrt/openwrt] kernel: drop unneeded kernel version dependency

[LEDE Commits]

adrian pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/9afbf33b60a322d1d77fdaf50a4a33d82f2ba323

commit 9afbf33b60a322d1d77fdaf50a4a33d82f2ba323
Author: Andy Walsh <andy.walsh44+github at gmail.com>
AuthorDate: Mon Jan 11 15:22:30 2021 +0100

    kernel: drop unneeded kernel version dependency
    
    The current master only supports kernel 5.4, and there is no reason
    to remove KERNEL_IO_URING for future kernels.
    
    Drop the unneeded dependency.
    
    Signed-off-by: Andy Walsh <andy.walsh44+github at gmail.com>
    [improve commit title/message]
    Signed-off-by: Adrian Schmutzler <freifunk at adrianschmutzler.de>
---
 config/Config-kernel.in | 1 -
 1 file changed, 1 deletion(-)

diff --git a/config/Config-kernel.in b/config/Config-kernel.in
index 858ee0cf60..d99ce44c0d 100644
--- a/config/Config-kernel.in
+++ b/config/Config-kernel.in
@@ -380,7 +380,6 @@ config KERNEL_AIO
 config KERNEL_IO_URING
 	bool "Compile the kernel with io_uring support"
 	default y if !SMALL_FLASH
-	depends on LINUX_5_4
 
 config KERNEL_FHANDLE
 	bool "Compile the kernel with support for fhandle syscalls"