build(deps): bump rtnetlink from 0.14.1 to 0.21.0

[dependabot]

Bumps rtnetlink from 0.14.1 to 0.21.0.

Release notes

Sourced from rtnetlink's releases.

New release 0.21.0

Breaking changes

• Use netlink-packet-route 0.30. (7bfbbf5)
• Deprecated NeighbourAddRequest::link_local_address(), please use NeighbourAddRequest::link_layer_address(). (7bfbbf5)

New features

• link: add vxcan support. (cd212b8)

Bug fixes

• addr: only assign broadcast when subnet over /31. (7c16a2d)

New release 0.20.0

Breaking changes

• Please check breaking changes in netlink-packet-route 0.28.0 and 0.27.0.
• Use netlink-packet-route 0.28.0. (0486ff7)
• Change LinkBond to align with rust-netlink-route 0.27.0. (563f95d)

New features

• link: Support specifying arbitrary LinkMessage for RTM_DELLINK. (d4d5a4b)
• link: Support changing VLAN filter of bridge itself. (1f8b7da)
• link: Support changing bridge VLAN filtering. (e520140)
• link: Add LinkBridgePort for modifying bridge port properties. (86dd67d)
• link: Expand LinkBridge to support all bridge options. (c85d988)
• link: Add support for netkit devices. (2f18ca4)
• link: Add LinkHandle::change() to changing existing interface. (2d1a6cc)

Bug fixes

• link bridge: Fix typo of document. (a994f72)

New release 0.19.0

Breaking changes

• Please check breaking changes of netlink-packet-route 0.19.0

New features

• vlan: Add wrapper for setting VLAN protocol and flags. (50fbcb3)
• Add function on RouteMessageBuilder for setting route mark. (c0edfbf)
• Support creating multicast netlink connection. (84dfe67)

Bug fixes

• Swap 'futures' dependency for 'futures-util' and 'futures-channel'. (26eda64)

New release 0.18.1

Breaking changes

• N/A

New features

• route: Support defining ECMP weight. (7fcba62)
• route: Support defining ECMP flags. (18c4331)
• route: allow IPv6 gateway in IPv4 route. (e1784a3)

... (truncated)

Changelog

Sourced from rtnetlink's changelog.

[0.21.0] - 2026-04-18

Breaking changes

• Use netlink-packet-route 0.30. (7bfbbf5)
• Deprecated NeighbourAddRequest::link_local_address(), please use NeighbourAddRequest::link_layer_address(). (7bfbbf5)

New features

• link: add vxcan support. (cd212b8)

Bug fixes

• addr: only assign broadcast when subnet over /31. (7c16a2d)

[0.20.0] - 2026-01-01

Breaking changes

• Please check breaking changes in netlink-packet-route 0.28.0 and 0.27.0.
• Use netlink-packet-route 0.28.0. (0486ff7)
• Change LinkBond to align with rust-netlink-route 0.27.0. (563f95d)

New features

• link: Support specifying arbitrary LinkMessage for RTM_DELLINK. (d4d5a4b)
• link: Support changing VLAN filter of bridge itself. (1f8b7da)
• link: Support changing bridge VLAN filtering. (e520140)
• link: Add LinkBridgePort for modifying bridge port properties. (86dd67d)
• link: Expand LinkBridge to support all bridge options. (c85d988)
• link: Add support for netkit devices. (2f18ca4)
• link: Add LinkHandle::change() to changing existing interface. (2d1a6cc)

Bug fixes

• link bridge: Fix typo of document. (a994f72)

[0.19.0] - 2025-12-09

Breaking changes

• Please check breaking changes of netlink-packet-route 0.19.0

New features

• vlan: Add wrapper for setting VLAN protocol and flags. (50fbcb3)
• Add function on RouteMessageBuilder for setting route mark. (c0edfbf)
• Support creating multicast netlink connection. (84dfe67)

Bug fixes

• Swap 'futures' dependency for 'futures-util' and 'futures-channel'. (26eda64)

[0.18.1] - 2025-09-09

Breaking changes

• N/A

New features

• route: Support defining ECMP weight. (7fcba62)
• route: Support defining ECMP flags. (18c4331)
• route: allow IPv6 gateway in IPv4 route. (e1784a3)

... (truncated)

Commits

• dd77a6b New release 0.21.0
• cd212b8 link: add vxcan support
• 7bfbbf5 Use netlink-packet-route 0.30
• eb68537 Use netlink-packet-route 0.29.0
• 7c16a2d addr: only assign broadcast when subnet over /31
• bd1d993 CI: Enable cargo clippy on tests and examples
• c1d57e3 New release 0.20.0
• 0486ff7 Use netlink-packet-route 0.28.0
• d4d5a4b link: Support specifying arbitrary LinkMessage for RTM_DELLINK
• 1f8b7da link: Support changing VLAN filter of bridge itself
• Additional commits viewable in compare view