rockchip: fix missing ".patch" file extension
Fixes missing .patch file extension in:
- https://github.com/openwrt/openwrt/commit/de9ad11dac094b6074c9b23341acbc28806404ae
- https://github.com/openwrt/openwrt/commit/2e7d060fd1ba6160067df1a2ba303c7c2efe2a7e
Signed-off-by: Tomas Lara <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/18281
Signed-off-by: Robert Marko <[email protected]>