updated 1.20.6-rc1 header

Libraries/Versions/Release-Candidate/1.20.6-rc1.md

@@ -1,4 +1,4 @@
 ---
-version-image-link: null
+version-image-link: https://image.stapxs.cn/i/2024/04/26/image.png
 not_finished: true
 ---