Fix unreadable debug message in cell identity

Fix: 158785766
Test: Manual
Change-Id: Ie9e7fbb88da163fcac3a8e97310f5ce357acbdf5
diff --git a/telephony/java/android/telephony/CellIdentityLte.java b/telephony/java/android/telephony/CellIdentityLte.java
index 1993550..e6279dc 100644
--- a/telephony/java/android/telephony/CellIdentityLte.java
+++ b/telephony/java/android/telephony/CellIdentityLte.java
@@ -366,7 +366,7 @@
         .append(" mPci=").append(mPci)
         .append(" mTac=").append(mTac)
         .append(" mEarfcn=").append(mEarfcn)
-        .append(" mBands=").append(mBands)
+        .append(" mBands=").append(Arrays.toString(mBands))
         .append(" mBandwidth=").append(mBandwidth)
         .append(" mMcc=").append(mMccStr)
         .append(" mMnc=").append(mMncStr)
diff --git a/telephony/java/android/telephony/CellIdentityNr.java b/telephony/java/android/telephony/CellIdentityNr.java
index 8dd7bdd..e34bbfc 100644
--- a/telephony/java/android/telephony/CellIdentityNr.java
+++ b/telephony/java/android/telephony/CellIdentityNr.java
@@ -242,7 +242,7 @@
                 .append(" mPci = ").append(mPci)
                 .append(" mTac = ").append(mTac)
                 .append(" mNrArfcn = ").append(mNrArfcn)
-                .append(" mBands = ").append(mBands)
+                .append(" mBands = ").append(Arrays.toString(mBands))
                 .append(" mMcc = ").append(mMccStr)
                 .append(" mMnc = ").append(mMncStr)
                 .append(" mNci = ").append(mNci)