chore: update bdk-android to 2.3.0 release version

Author: thunderbiscuit

bdk-android/gradle.properties

@@ -2,6 +2,6 @@ org.gradle.jvmargs=-Xmx1536m
 android.useAndroidX=true
 android.enableJetifier=true
 kotlin.code.style=official
-libraryVersion=2.3.0-SNAPSHOT
+libraryVersion=2.3.0
 org.jetbrains.dokka.experimental.gradle.pluginMode=V2Enabled
 org.jetbrains.dokka.experimental.gradle.pluginMode.noWarn=true