[Gradle] Remove explicit Catalog dependency on androidx.activity now that library depends on it

PiperOrigin-RevId: 563453731

Author: dsn5ft

catalog/build.gradle

@@ -16,7 +16,6 @@ dependencies {
   api 'androidx.constraintlayout:constraintlayout:2.1.0'
   api 'androidx.gridlayout:gridlayout:1.0.0'
   api "androidx.multidex:multidex:2.0.1"
-  api "androidx.activity:activity:1.8.0-alpha06"
   api "androidx.recyclerview:recyclerview:1.2.1"
   api 'androidx.window:window:1.0.0-beta04'
   api "androidx.window:window-java:1.0.0-beta04"