Fix typo on DISALLOW_UNMUTE_DEVICE

Test: Builds sucessfully. Cannot find other usages in code search
Change-Id: I83f85b4715b11630b0ce0b471be536aef46a2936
diff --git a/services/core/java/com/android/server/pm/UserRestrictionsUtils.java b/services/core/java/com/android/server/pm/UserRestrictionsUtils.java
index d301463..a83dbab 100644
--- a/services/core/java/com/android/server/pm/UserRestrictionsUtils.java
+++ b/services/core/java/com/android/server/pm/UserRestrictionsUtils.java
@@ -108,7 +108,7 @@
             UserManager.DISALLOW_SET_USER_ICON,
             UserManager.DISALLOW_SET_WALLPAPER,
             UserManager.DISALLOW_OEM_UNLOCK,
-            UserManager.DISALLLOW_UNMUTE_DEVICE,
+            UserManager.DISALLOW_UNMUTE_DEVICE,
     });
 
     /**
@@ -156,7 +156,7 @@
             UserManager.DISALLOW_ADJUST_VOLUME,
             UserManager.DISALLOW_RUN_IN_BACKGROUND,
             UserManager.DISALLOW_UNMUTE_MICROPHONE,
-            UserManager.DISALLLOW_UNMUTE_DEVICE
+            UserManager.DISALLOW_UNMUTE_DEVICE
     );
 
     /**