[Strings + layout] Minor changes for eSIM erase.

1. String changes (uniform on both screens now)
2. Minor non-functional layout changes (margin is uniform now)

Reset everything: https://screenshot.googleplex.com/OZsvOt36CZf
Reset networks: https://screenshot.googleplex.com/in0vdOAeF7u

Change-Id: I92d068c3731f6915c8d393d94ac8c25a3c8ed773
Fix: 119120504
Test: on device

src/com/android/settings/ResetNetwork.java

@@ -213,8 +213,6 @@ public class ResetNetwork extends InstrumentedFragment {
         mInitiateButton.setOnClickListener(mInitiateListener);
         if (showEuiccSettings(getContext())) {
             mEsimContainer.setVisibility(View.VISIBLE);
-            TextView title = mContentView.findViewById(R.id.erase_esim_title);
-            title.setText(R.string.reset_esim_title);
             mEsimContainer.setOnClickListener(new OnClickListener() {
                 @Override
                 public void onClick(View v) {