title: Moving Input Decoration to left in InternationalPhoneNumberInput widget
body: <p>I want to move  Input Decoration to left in InternationalPhoneNumberInput widget. How can I do this? Pic 1 is what I want to do, Pic 2 is what i am stuck at and this is my current code for widget.</p>
  <pre><code>InternationalPhoneNumberInput(
                          textStyle: black14RegularTextStyle,
  //                        autoValidate: false,
                          autoValidateMode: AutovalidateMode.disabled,
                          selectorTextStyle: black16MediumTextStyle,
                          initialValue: number,
                          textFieldController: controller,
                          inputBorder: InputBorder.none,
                          inputDecoration: InputDecoration(
  //                          contentPadding: EdgeInsets.only(left: 0.0),
                            hintText: 'Phone Number',
                            hintStyle: black14RegularTextStyle,
                            border: InputBorder.none,
                            isDense: true,  ///added
                          ),
  //                        selectorType: PhoneInputSelectorType.DIALOG,
                          selectorConfig: SelectorConfig(selectorType: PhoneInputSelectorType.DIALOG),
                          onInputChanged: (PhoneNumber number) {
                            print(number.phoneNumber);
                          },
                        ),
  </code></pre>
  <p><a href="https://i.stack.imgur.com/5vuWs.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/5vuWs.png" alt="this is what I want to achieve" /></a></p>
  <p><a href="https://i.stack.imgur.com/RAu40.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/RAu40.png" alt="This is what i am stuck at" /></a></p>
  <p>package link:
  <a href="https://pub.dev/packages/intl_phone_number_input/example" rel="nofollow noreferrer">https://pub.dev/packages/intl_phone_number_input/example</a></p>