Merge "Change summary text of Wi-Fi calling"

    <!-- WFC, summary for Disabled -->

    <string name="wifi_calling_off_summary">Off</string>

    <!-- WFC, summary for Wi-Fi Preferred -->

    <string name="wfc_mode_wifi_preferred_summary">Wi-Fi preferred</string>

    <string name="wfc_mode_wifi_preferred_summary">Call over Wi-Fi</string>

    <!-- WFC, summary for Mobile data Preferred -->

    <string name="wfc_mode_cellular_preferred_summary">Mobile preferred</string>

    <string name="wfc_mode_cellular_preferred_summary">Call over mobile network</string>

    <!-- WFC, summary for Wi-Fi Only -->

    <string name="wfc_mode_wifi_only_summary">Wi-Fi only</string>