Apply proper icon tinting to dream icons

Test: locally on device
Bug: 222754771
Change-Id: I2998a37db4221f6beaeca591532ccc35d0992b86

res/color/dream_card_icon_color_state_list.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2022 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<selector xmlns:android="http://schemas.android.com/apk/res/android"
+          xmlns:androidprv="http://schemas.android.com/apk/prv/res/android">
+    <item android:state_selected="true" android:color="?androidprv:attr/textColorOnAccent"/>
+    <item android:color="?androidprv:attr/colorAccentPrimaryVariant"/>
+</selector>

src/com/android/settings/dream/DreamAdapter.java

@@ -91,7 +91,7 @@ public class DreamAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder>
                     : item.getIcon();
             if (icon instanceof VectorDrawable) {
                 icon.setTintList(
-                        mContext.getColorStateList(R.color.dream_card_text_color_state_list));
+                        mContext.getColorStateList(R.color.dream_card_icon_color_state_list));
             }
             final int iconSize = mContext.getResources().getDimensionPixelSize(
                     R.dimen.dream_item_icon_size);