chore: release stable version

Signed-off-by: James Clef <qwq233@qwq2333.top>

Author: qwq233

buildSrc/src/main/kotlin/Version.kt

@@ -9,5 +9,5 @@ object Version {
     val officialVersionName = "10.2.9"
 
     @JvmStatic
-    val isStable = false
+    val isStable = true
 }