package/iproute2: bump to version 6.16.0

Release announcement:
https://lore.kernel.org/netdev/20250803143154.2d700ad4@hermes.local/

Changelog:
https://github.com/iproute2/iproute2/compare/v6.15.0...v6.16.0

Signed-off-by: Akhilesh Nema <nemaakhilesh@gmail.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/iproute2/iproute2.hash

@@ -1,3 +1,3 @@
 # From https://kernel.org/pub/linux/utils/net/iproute2/sha256sums.asc
-sha256  8041854a882583ad5263466736c9c8c68c74b1a35754ab770d23343f947528fb  iproute2-6.15.0.tar.xz
+sha256  5900ccc15f9ac3bf7b7eae81deb5937123df35e99347a7f11a22818482f0a8d0  iproute2-6.16.0.tar.xz
 sha256  e6d6a009505e345fe949e1310334fcb0747f28dae2856759de102ab66b722cb4  COPYING

package/iproute2/iproute2.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-IPROUTE2_VERSION = 6.15.0
+IPROUTE2_VERSION = 6.16.0
 IPROUTE2_SOURCE = iproute2-$(IPROUTE2_VERSION).tar.xz
 IPROUTE2_SITE = $(BR2_KERNEL_MIRROR)/linux/utils/net/iproute2
 IPROUTE2_DEPENDENCIES = host-bison host-flex host-pkgconf \