Update Compose to 1.0.0-alpha04 and AGP to 4.2.0-alpha13 (#23)

* Update AGP to 4.2.0-alpha13
* Update Compose to 1.0.0-alpha04

Author: ricknout

buildSrc/src/main/java/com/google/android/material/composethemeadapter/dependencies.kt

@@ -21,7 +21,7 @@ object Versions {
 }
 
 object Libs {
-    const val androidGradlePlugin = "com.android.tools.build:gradle:4.2.0-alpha11"
+    const val androidGradlePlugin = "com.android.tools.build:gradle:4.2.0-alpha13"
 
     const val gradleMavenPublishPlugin = "com.vanniktech:gradle-maven-publish-plugin:0.12.0"
 
@@ -47,7 +47,7 @@ object Libs {
             val snapshotUrl: String
                 get() = "https://androidx.dev/snapshots/builds/$snapshot/artifacts/ui/repository/"
 
-            private const val version = "1.0.0-alpha03"
+            private const val version = "1.0.0-alpha04"
 
             const val runtime = "androidx.compose.runtime:runtime:$version"
             const val foundation = "androidx.compose.foundation:foundation:${version}"