chore: update flutter/scripts/update-android.sh to 6.8.0

Author: web-flow

CHANGELOG.md

@@ -6,6 +6,12 @@
 
 - Do not attach headers if Span is NoOp ([#1143](https://github.com/getsentry/sentry-dart/pull/1143))
 
+### Dependencies
+
+- Bump Android SDK from v6.7.1 to v6.8.0 ([#1147](https://github.com/getsentry/sentry-dart/pull/1147))
+  - [changelog](https://github.com/getsentry/sentry-java/blob/main/CHANGELOG.md#680)
+  - [diff](https://github.com/getsentry/sentry-java/compare/6.7.1...6.8.0)
+
 ## 6.16.0
 
 ### Features

flutter/android/build.gradle

@@ -54,6 +54,6 @@ android {
 }
 
 dependencies {
-    api 'io.sentry:sentry-android:6.7.1'
+    api 'io.sentry:sentry-android:6.8.0'
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_version"
 }