[][MAC80211][misc][update autobuild folder for WiFi7]

[Description]
Refactor autobuild folder for external build PASS.
Update MT7996 mp2.0 FW to 20230608.

[Release-log]
N/A

Change-Id: Idf22eb7dd01a777657f90ff0ce170f31abb106f7
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/7633627
diff --git a/autobuild_mac80211_release/feeds.conf.default-21.02 b/autobuild_mac80211_release/feeds.conf.default-21.02
new file mode 100644
index 0000000..1f1c65f
--- /dev/null
+++ b/autobuild_mac80211_release/feeds.conf.default-21.02
@@ -0,0 +1,4 @@
+src-git packages https://git.openwrt.org/feed/packages.git;openwrt-21.02
+src-git luci https://git.openwrt.org/project/luci.git;openwrt-21.02
+src-git routing https://git.openwrt.org/feed/routing.git;openwrt-21.02.
+src-git mtk_openwrt_feed https://git01.mediatek.com/openwrt/feeds/mtk-openwrt-feeds;openwrt-21.02