Remove R8 as a dependency in favour of the bundled AGP version

R8 is bundled inside AGP so there is no point in having it as an
external dependency with another version. This should improve the
compatibility of the used R8 and remove problems.

Author: svillar

build.gradle

@@ -3,7 +3,6 @@
 buildscript {
     dependencies {
         classpath libs.agp
-        classpath libs.r8
         classpath libs.kotlin.plugin
         classpath libs.huawei.agconnect.agcp
 

gradle/libs.versions.toml

@@ -42,7 +42,6 @@ okhttp = "4.12.0"
 opentelemetryAndroid = "0.9.1-alpha"
 opentelemetryApi = "1.46.0"
 openxrLoader = "1.0.34"
-r8 = "8.7.18"
 robolectric = "4.11.1"
 zip4j = "2.11.5"
 
@@ -138,8 +137,6 @@ opentelemetry-android-instrumentation-crash = { module = "io.opentelemetry.andro
 opentelemetry-android-instrumentation-sessions = { module = "io.opentelemetry.android:instrumentation-sessions", version.ref = "opentelemetryAndroid" }
 # OpenXR
 openxrloader = { module = "org.khronos.openxr:openxr_loader_for_android", version.ref = "openxrLoader" }
-# R8
-r8 = { module = "com.android.tools:r8", version.ref = "r8" }
 # Robolectric
 robolectric = { module = "org.robolectric:robolectric", version.ref = "robolectric" }
 # Room