Update android_build_tools_version to v8.6.1

Author: renovate[bot]

build.gradle

@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
     ext {
-        android_build_tools_version = '8.1.1'
+        android_build_tools_version = '8.6.1'
         compose_version = '1.4.2'
         compose_compiler_version = '1.4.6'
         kotlin_version = '1.8.20'