Update keep rules for R8

Author: chikoski

AdaptiveJetStream/jetstream/proguard-rules.pro

@@ -18,4 +18,17 @@
 
 # If you keep the line number information, uncomment this to
 # hide the original source file name.
-#-renamesourcefileattribute SourceFile
+#-renamesourcefileattribute SourceFile
+
+-dontwarn com.android.extensions.xr.XrExtensionResult
+-dontwarn com.android.extensions.xr.XrExtensions
+-dontwarn com.android.extensions.xr.function.Consumer
+-dontwarn com.android.extensions.xr.node.InputEvent$HitInfo
+-dontwarn com.android.extensions.xr.node.InputEvent
+-dontwarn com.android.extensions.xr.node.Mat4f
+-dontwarn com.android.extensions.xr.node.Node
+-dontwarn com.android.extensions.xr.node.NodeTransaction
+-dontwarn com.android.extensions.xr.node.NodeTransform
+-dontwarn com.android.extensions.xr.node.Vec3
+-dontwarn com.android.extensions.xr.splitengine.SplitEngineBridge
+-dontwarn com.android.extensions.xr.subspace.Subspace