settings: change echo mode for sip accounts password

- add echoMode to SettingsMaterialLineEdit
- change echoMode in settings -> password for sip accounts

Change-Id: I0533db56cbce34829b603b58eae7d276a6ae33bd

src/settingsview/components/SIPUserIdentity.qml

@@ -82,5 +82,6 @@ ColumnLayout {
         titleField: qsTr("Password")
         itemWidth: root.itemWidth
         onEditFinished: SettingsAdapter.setAccountConfig_Password(textField)
+        echoMode: TextInput.Password
     }
 }

src/settingsview/components/SettingsMaterialLineEdit.qml

@@ -36,6 +36,7 @@ RowLayout {
     property string textField: ""
     property int itemWidth
     property int wrapMode: Text.NoWrap
+    property int echoMode: TextInput.Normal
 
     signal editFinished
 
@@ -75,6 +76,7 @@ RowLayout {
         horizontalAlignment: Text.AlignLeft
         verticalAlignment: Text.AlignVCenter
         wrapMode: root.wrapMode
+        echoMode: root.echoMode
         padding: 8
 
         onEditingFinished: {