Update x86.yml

Author: arbaleast

.github/workflows/x86.yml

@@ -21,7 +21,7 @@ on:
 
 env:
   REPO_URL: https://github.com/openwrt/openwrt
-  REPO_BRANCH: openwrt-21.02
+  REPO_BRANCH: openwrt-22.03
   FEEDS_CONF: feeds.conf.d2550
   CONFIG_FILE: x86-d2550.config
   DIY_P1_SH: diy-part1.sh