Dialer: Fix Voicemail dialog's action button color

* It currently takes the shade of colorPrimary, which is very light
* Make it colorAccent, that way it should be fine

Fixes: https://gitlab.com/LineageOS/issues/android/-/issues/6301
Change-Id: Iebd4edcfab3967bfef5559ec491fffdb97a7d570
diff --git a/java/com/android/dialer/voicemail/listui/error/res/values/styles.xml b/java/com/android/dialer/voicemail/listui/error/res/values/styles.xml
index 03eddde..280fc09 100644
--- a/java/com/android/dialer/voicemail/listui/error/res/values/styles.xml
+++ b/java/com/android/dialer/voicemail/listui/error/res/values/styles.xml
@@ -23,7 +23,7 @@
     <item name="android:layout_marginStart">8dp</item>
     <item name="android:layout_marginEnd">8dp</item>
     <item name="android:padding">8dp</item>
-    <item name="android:textColor">?android:attr/colorPrimary</item>
+    <item name="android:textColor">?android:attr/colorAccent</item>
     <item name="android:fontFamily">"sans-serif-medium"</item>
     <item name="android:focusable">true</item>
     <item name="android:singleLine">true</item>