health: Allow Limit/Toggle providers for MODE_AUTO/MODE_MANUAL

They are supposed to support these modes according to
isChargingControlModeSupported().

Change-Id: I13ccbc62eda3fa347c10e8f8a4a8ecac4db0fee0
diff --git a/src/org/omnirom/omnilib/internal/health/ChargingControlController.java b/src/org/omnirom/omnilib/internal/health/ChargingControlController.java
index 359ff14..7577cb2 100644
--- a/src/org/omnirom/omnilib/internal/health/ChargingControlController.java
+++ b/src/org/omnirom/omnilib/internal/health/ChargingControlController.java
@@ -174,6 +174,12 @@
             if (mDeadline.isSupported()) {
                 return mDeadline;
             }
+            if (mLimit.isSupported()) {
+                return mLimit;
+            }
+            if (mToggle.isSupported()) {
+                return mToggle;
+            }
         }
 
         return null;