[Settings] Code refactor

Remove unused import

Bug: 10956255
Test: build pass
Merged-In: I256870483d85bf7000556357071834cad24884d1
Change-Id: Iced417b1e84ac082ec9bdffb0634ca9d4597e9e1
diff --git a/src/com/android/settings/network/telephony/cdma/CdmaSystemSelectPreferenceController.java b/src/com/android/settings/network/telephony/cdma/CdmaSystemSelectPreferenceController.java
index 023f89e..13324fc 100644
--- a/src/com/android/settings/network/telephony/cdma/CdmaSystemSelectPreferenceController.java
+++ b/src/com/android/settings/network/telephony/cdma/CdmaSystemSelectPreferenceController.java
@@ -26,8 +26,6 @@
 import androidx.preference.ListPreference;
 import androidx.preference.Preference;
 
-import com.android.settings.network.telephony.TelephonyConstants.TelephonyManagerConstants;
-
 /**
  * Preference controller for "System Select"
  */